Standard Lemma guide

alter

noun · verb · 12 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈɒl.tə/
  • Received-Pronunciation: /ˈɔːl.tə/
  • General-American: /ˈɔl.təɹ/
  • cot-caught-merger: /ˈɑl.təɹ/
  • General-American: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɒltə(ɹ)
  • rhymes with -ɔːltə(ɹ)
  • homophone: altar
  • CMU ARPABET: AO1 L T ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

One of the personalities, identities, or selves in a person with dissociative identity disorder or another form of multiplicity.

Definition source: English Wiktionary via Wiktextract

Qualifier: multiplicity

Topics: human-sciences, psychology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: headmate

Antonyms: none provided

2

noun

Meaning 2

Misspelling of altar.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, misspelling

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To change the form or structure of.

Definition source: English Wiktionary via Wiktextract

Usage: ambitransitive

Examples

  • Near-synonym: tweak

Meaning relationships

Synonyms: tweak

Antonyms: none provided

4

verb

Meaning 4

To become different.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To tailor clothes to make them fit.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To castrate, neuter or spay (a dog or other animal).

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To affect mentally, as by psychotropic drugs or illness.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

remove the ovaries of

Definition source: Princeton WordNet 3.0

Examples

  • Is your cat spayed?

Meaning relationships

Synonyms: neuter, spay, castrate

Antonyms: none provided

Broader terms: sterilize, sterilise, desex, unsex, desexualize, desexualise, fix

Narrower terms: defeminize, defeminise

9

verb

Meaning 9

become different in some particular way, without permanently losing one's or its former characteristics or essence

Definition source: Princeton WordNet 3.0

Examples

  • her mood changes in accordance with the weather
  • The supermarket's selection of vegetables varies according to the season

Meaning relationships

Synonyms: change, vary

Antonyms: none provided

Narrower terms: alternate, jump, crackle, modulate, avianize, avianise, move, adapt, accommodate, let out, widen, take in, diversify, branch out, broaden, radiate, specialize, specialise, narrow, narrow down, honeycomb, break

10

verb

Meaning 10

cause to change; make different; cause a transformation

Definition source: Princeton WordNet 3.0

Examples

  • The advent of the automobile may have altered the growth pattern of the city
  • The discussion has changed my thinking about the issue

Meaning relationships

Synonyms: change, modify

Antonyms: none provided

Narrower terms: awaken, wake, waken, rouse, wake up, arouse, cause to sleep, affect, refresh, freshen, refreshen, inseminate, fecundate, fertilize, fertilise, indispose, cry, etiolate, shade, brutalize, brutalise, animalize, animalise, convert, opalize, opalise, arterialize, arterialise, make, get, counterchange, transpose, interchange, vascularize, vascularise, decrepitate, suburbanize, suburbanise, revolutionize, revolutionise, overturn, barbarize, barbarise, alkalinize, alkalinise, mythologize, mythologise, mythicize, mythicise, allegorize, allegorise, demythologize, demythologise, bring, land, coarsen, impact, bear upon, bear on, touch on, touch, alchemize, alchemise, alcoholize, alcoholise, shape, form, round off, round down, round out, round, suspend, sober, reconstruct, increase, ease up, ease off, let up, assimilate, dissimilate, commute, exchange, vitalize, vitalise, unclutter, clear, activate, aerate, inactivate, deactivate, deaden, blunt, remodel, redo, edit, redact, cut, edit out, tame, chasten, subdue, moderate, temper, better, improve, amend, ameliorate, meliorate, worsen, aggravate, exacerbate, exasperate, wet, dry, dry out, lubricate, strengthen, beef up, fortify, spike, lace, weaken, oxidize, oxidise, oxidate, unite, unify, merge, age, ripen, mature, antique, antiquate, develop, make grow, soften, damage, ossify, acerbate, stabilize, stabilise, destabilize, destabilise, sensitize, sensitise, sensify, sensibilize, sensibilise, desensitize, desensitise, habituate, accustom, disorder, disarray, discolor, color, colorize, colorise, colourise, colourize, colour, color in, colour in, stain, hue, uglify, untune, adjust, set, correct, disqualify, unfit, domesticate, domesticize, domesticise, reclaim, widen, dehydrogenate, hydrogenate, oxygenize, oxygenise, darken, brighten, lighten up, lighten, blur, blear, obscure, bedim, overcloud, blot out, obliterate, veil, hide, cook, slenderize, slenderise, crack, dissolve, dismiss, end, terminate, demist, defog, condense, concentrate, contract, cool, chill, cool down, heat, heat up, warm, boil, freeze, blister, switch, change over, shift, transform, transmute, transubstantiate, ash, translate, reform, regenerate, rectify, Islamize, Islamise, turn back, invert, reverse, customize, customise, personalize, personalise, individualize, individualise, depersonalize, depersonalise, objectify, sharpen, flatten, drop, disintegrate, magnetize, magnetise, demagnetize, demagnetise, degauss, simplify, complicate, refine, rarify, elaborate, perplex, supercharge, pressurize, pressurise, centralize, centralise, decentralize, deconcentrate, decentralise, socialize, socialise, fix, prepare, set up, ready, gear up, internationalize, internationalise, communize, communise, bolshevize, bolshevise, Europeanize, Europeanise, bestialize, bestialise, Americanize, Americanise, Frenchify, civilize, civilise, nationalize, nationalise, denationalize, denationalise, naturalize, naturalise, denaturalize, denaturalise, even, even out, equal, match, equalize, equalise, equate, stiffen, loosen, loose, tighten, fasten, transitivize, transitivise, detransitivize, detransitivise, intransitivize, intransitivise, thicken, inspissate, full, diversify, decelerate, slow down, accelerate, speed, speed up, check, retard, delay, decrease, lessen, minify, liquefy, liquify, liquidize, liquidise, solvate, validate, invalidate, void, vitiate, empty, fill, fill up, make full, saturate, clot, coagulate, louden, normalize, normalise, renormalize, renormalise, morph, neutralize, neutralise, commercialize, commercialise, market, purify, purge, sanctify, mechanize, mechanise, automatize, automatise, automate, harmonize, harmonise, chord, polarize, polarise, glorify, contaminate, devalue, insulate, calcify, urbanize, urbanise, emulsify, demulsify, decarboxylate, nazify, clarify, embrittle, mark, nick, disable, disenable, incapacitate, enable, de-emphasize, de-emphasise, destress, tender, tenderize, tenderise, charge, bubble, sweeten, iodinate, ionate, archaize, archaise, inform, officialize, officialise, occidentalize, occidentalise, westernize, westernise, orientalize, orientalise, acetylate, acetylize, acetylise, achromatize, achromatise, parallel, collimate, camp, classicize, classicise, conventionalize, conventionalise, decimalize, decimalise, dizzy, poison, envenom, exteriorize, exteriorise, externalize, externalise, glamorize, glamourise, glamourize, glamorise, introvert, laicize, laicise, politicize, politicise, radicalize, proof, romanticize, romanticise, rusticate, sauce, shallow, shoal, tense, steepen, scramble, unscramble, unsex, vitrify, pall, saponify, extend, expand, set aside, muddy, lift, raise, elevate, harshen, dinge, demonize, demonise, devilize, devilise, diabolize, diabolise, etherealize, etherialise, immaterialize, immaterialise, unsubstantialize, unsubstantialise, animize, animise, animate, dynamize, dynamise, rarefy, sublimate, subtilize, volatilize, volatilise, uniformize, uniformise, symmetrize, symmetrise, immortalize, immortalise, eternize, eternise, eternalize, eternalise, denature, sanitize, sanitise, verbify, sputter, draw, dope, prostrate, excite, energize, energise, shake, outmode, spice, spice up, shorten, think, deflate, inflate, reflate, digitize, digitise, digitalize, digitalise, gelatinize, gelatinise, recombine, feminize, feminise, effeminize, effeminise, womanize, masculinize, masculinise, virilize, virilise, disharmonize, dissonate, sexualize, sexualise, schematize, schematise, patent, constitutionalize, constitutionalise, rationalize, rationalise, plasticize, plasticise, paganize, paganise, incandesce, deaminate, deaminize, angulate, circularize, depolarize, depolarise, intensify, isomerize, isomerise, legitimate, evaporate, vaporise, industrialize, industrialise, opacify, opsonize, militarize, militarise, recommend, sentimentalize, sentimentalise, solemnize, solemnise, territorialize, territorialise, transaminate, transfigure, spiritualize, unsanctify, vesiculate, visualize, visualise, variegate, ventilate, vivify, vulgarise, vulgarize, supple, professionalize, professionalise, smut, still, weaponize, eroticize, sex up, piggyback, port, lifehack, cloud, confuse, obnubilate, tone down, obfuscate, synchronize, synchronise, mince, break down, crush, fatten, fat, flesh out, fill out, plump, plump out, fatten out, fatten up, disturb, dull, untie, undo, barb, string, straighten, straighten out, mix, mingle, commix, amalgamate, put, clean, make clean, dirty, soil, begrime, grime, colly, bemire, lower, depress, deform, break, break up, alter, decorate, adorn, grace, ornament, embellish, beautify, humanize, humanise, humble, estrange, alienate, alien, disaffect, right, deodorize, deodorise, deodourise, blind, change intensity, change taste, substitute, replace, capture, lend, impart, bestow, contribute, add, restore, reinstate, reestablish, liberalize, liberalise, compensate, redress, democratize, democratise, corrupt, pervert, subvert, demoralize, demoralise, debauch, debase, profane, deprave, misdirect, relax, flocculate, turn, cohere

11

verb

Meaning 11

insert words into texts, often falsifying it thereby

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: interpolate, falsify

Antonyms: none provided

Broader terms: edit, redact

12

verb

Meaning 12

make an alteration to

Definition source: Princeton WordNet 3.0

Examples

  • This dress needs to be altered

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: change, alter, modify

History

Etymology

Probably from alter ego.

From Old French alterer (French altérer), from Medieval Latin alterāre (“to make other”), from Latin alter (“the other”), from al- (seen in alius (“other”), alienus (“of another”), etc.; see alias, alien, etc.) + compar. suffix -ter.

Across languages

Translations

89 source translations are retained for this English entry.

  • Arabic: غَيَّرَ (ḡayyara) — to change the form or structure of
  • Asturian: alteriar — to change the form or structure of
  • Asturian: alterar — to change the form or structure of
  • Belarusian: змяня́ць (zmjanjácʹ) — to change the form or structure of
  • Belarusian: змяні́ць (zmjanícʹ) — to change the form or structure of
  • Bulgarian: изме́ням (izménjam) — to change the form or structure of
  • Bulgarian: изменя́ (izmenjá) — to change the form or structure of
  • Bulgarian: проме́ням (proménjam) — to change the form or structure of
  • Bulgarian: променя́ (promenjá) — to change the form or structure of
  • Catalan: alterar — to change the form or structure of
  • Chinese Mandarin: 改變 /改变 (gǎibiàn) — to change the form or structure of
  • Chinese Mandarin: 轉變 /转变 (zhuǎnbiàn) — to change the form or structure of
  • Czech: měnit — to change the form or structure of
  • Czech: změnit — to change the form or structure of
  • Czech: proměňovat — to change the form or structure of
  • Czech: proměnit — to change the form or structure of
  • Esperanto: aliigi — to change the form or structure of
  • Esperanto: ŝanĝi — to change the form or structure of
  • Esperanto: aliformi — to change the form or structure of
  • Esperanto: aliformigi — to change the form or structure of
  • Finnish: muuttaa — to change the form or structure of
  • French: changer — to change the form or structure of
  • French: altérer — to change the form or structure of
  • French: modifier — to change the form or structure of
  • Galician: alterar — to change the form or structure of
  • German: abändern — to change the form or structure of
  • German: ändern — to change the form or structure of
  • Hebrew: שינה — to change the form or structure of
  • Hebrew: שִׁנָּה (shiná) — to change the form or structure of
  • Hungarian: módosít — to change the form or structure of
  • Ido: alterar — to change the form or structure of
  • Japanese: 変える (kaeru) — to change the form or structure of
  • Japanese: 変更する (henkō suru) — to change the form or structure of
  • Japanese: 直す (naosu) — to change the form or structure of
  • Korean: 변경하다 (byeon'gyeonghada) — to change the form or structure of
  • Korean: 바꾸다 (bakkuda) — to change the form or structure of
  • Korean: 개조하다 (gaejohada) — to change the form or structure of
  • Korean: 달라지다 (dallajida) — to change the form or structure of
  • Korean: 변경되다 (byeon'gyeongdoeda) — to change the form or structure of
  • Korean: 고치다 (gochida) — to change the form or structure of
  • Korean: 거세하다 (geosehada) — to change the form or structure of
  • Macedonian: променува (promenuva) — to change the form or structure of
  • Macedonian: промени (promeni) — to change the form or structure of
  • Māori: panoni — to change the form or structure of
  • Māori: whakarerekē — to change the form or structure of
  • Māori: whakaumu — to change the form or structure of
  • Odia: ବଦଳାଇବା (badaḷāibā) — to change the form or structure of
  • Polish: zmieniać — to change the form or structure of
  • Polish: zmienić — to change the form or structure of
  • Polish: przerabiać — to change the form or structure of
  • Polish: przerobić — to change the form or structure of
  • Portuguese: alterar — to change the form or structure of
  • Portuguese: mudar — to change the form or structure of
  • Portuguese: modificar — to change the form or structure of
  • Russian: изменя́ть (izmenjátʹ) — to change the form or structure of
  • Russian: измени́ть (izmenítʹ) — to change the form or structure of
  • Russian: меня́ть (menjátʹ) — to change the form or structure of
  • Russian: поменя́ть (pomenjátʹ) — to change the form or structure of
  • Russian: переде́лывать (peredélyvatʹ) — to change the form or structure of
  • Russian: переде́лать (peredélatʹ) — to change the form or structure of
  • Scottish Gaelic: mùth — to change the form or structure of
  • Serbo-Croatian: изме́нити — to change the form or structure of
  • Serbo-Croatian: измије́нити — to change the form or structure of
  • Serbo-Croatian: промењи́вати — to change the form or structure of
  • Serbo-Croatian: промјењи́вати — to change the form or structure of
  • Serbo-Croatian: проме́нити — to change the form or structure of
  • Serbo-Croatian: промије́нити — to change the form or structure of
  • Serbo-Croatian: izmeniti — to change the form or structure of
  • Serbo-Croatian: izmijéniti — to change the form or structure of
  • Serbo-Croatian: promenjívati — to change the form or structure of
  • Serbo-Croatian: promjenjívati — to change the form or structure of
  • Serbo-Croatian: proméniti — to change the form or structure of
  • Serbo-Croatian: promijéniti — to change the form or structure of
  • Slovak: meniť — to change the form or structure of
  • Slovak: zmeniť — to change the form or structure of
  • Slovene: spremeniti — to change the form or structure of
  • Spanish: alterar — to change the form or structure of
  • Spanish: cambiar — to change the form or structure of
  • Spanish: modificar — to change the form or structure of
  • Swedish: modifiera — to change the form or structure of
  • Swedish: förändra — to change the form or structure of
  • Swedish: ändra — to change the form or structure of
  • Tibetan: བརྗེ་སྒྱུར་གཏོང (brje sgyur gtong) — to change the form or structure of
  • Tibetan: བཟོ་བཅོས་གཏོང (bzo bcos gtong) — to change the form or structure of
  • Tibetan: བཟོ་བཅོས (bzo bcos) — to change the form or structure of
  • Ukrainian: змі́нювати (zmínjuvaty) — to change the form or structure of
  • Ukrainian: міня́ти (minjáty) — to change the form or structure of
  • Ukrainian: зміни́ти (zminýty) — to change the form or structure of
  • Esperanto: ŝanĝiĝi — to become different
Real reading context

alter in complete knowledge articles