Standard Lemma guide

lighten

verb · 17 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.

  • /ˈlaɪ.tn̩/
  • [ˈlaɪtn̩]
  • [ˈlaɪʔn̩]
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -aɪtən
  • CMU ARPABET: L AY1 T AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To make brighter or clearer; to illuminate.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • to lighten an apartment with lamps or gas; to lighten the streets

Meaning relationships

Synonyms: light up

Antonyms: none provided

2

verb

Meaning 2

To become brighter or clearer; to brighten.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To flash lightning, to give off lightning.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To emit or disclose in, or as if in, lightning; to flash out, like lightning.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To illuminate with knowledge.

Definition source: English Wiktionary via Wiktextract

Usage: archaic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: enlighten

Antonyms: none provided

6

verb

Meaning 6

To alleviate; to reduce the burden of.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • Sorrow can be lightened by being openly brought out.
  • Many hands lighten the workload.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To make light or lighter in weight.

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

To make less serious or more cheerful.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

To become light or lighter in weight.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

verb

Meaning 10

To become less serious or more cheerful.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

verb

Meaning 11

To descend; to light.

Definition source: English Wiktionary via Wiktextract

Examples

  • Book of Common Prayer O Lord, let thy mercy lighten upon us.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

verb

Meaning 12

alleviate or remove (pressure or stress) or make less oppressive

Definition source: Princeton WordNet 3.0

Examples

  • relieve the pressure and the stress
  • lighten the burden of caring for her elderly parents

Meaning relationships

Synonyms: relieve

Antonyms: none provided

Broader terms: mitigate

13

verb

Meaning 13

become lighter

Definition source: Princeton WordNet 3.0

Examples

  • The room lightened up

Meaning relationships

Synonyms: lighten up

Antonyms: darken

Broader terms: change

Narrower terms: irradiate, light, illume, illumine, light up, illuminate

14

verb

Meaning 14

make lighter or brighter

Definition source: Princeton WordNet 3.0

Examples

  • The paint will brighten the room

Meaning relationships

Synonyms: brighten, lighten up

Antonyms: none provided

Broader terms: change, alter, modify

15

verb

Meaning 15

become more cheerful

Definition source: Princeton WordNet 3.0

Examples

  • after a glass of wine, he lightened up a bit

Meaning relationships

Synonyms: lighten up, buoy up

Antonyms: none provided

Broader terms: cheer, cheer up, chirk up

16

verb

Meaning 16

reduce the weight on; make lighter

Definition source: Princeton WordNet 3.0

Examples

  • she lightened the load on the tired donkey

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: unburden, disburden

17

verb

Meaning 17

make more cheerful

Definition source: Princeton WordNet 3.0

Examples

  • the conversation lightened me up a bit

Meaning relationships

Synonyms: lighten up, buoy up

Antonyms: weigh down

Broader terms: cheer

History

Etymology

From Middle English lightnen, equivalent to light + -en.

Etymology tree Proto-Indo-European *lewk-der. Proto-Germanic *leuhtaz Proto-West Germanic *leuht Old English lēoht Middle English light English light English -en English lighten From light + -en.

Across languages

Translations

93 source translations are retained for this English entry.

  • Bulgarian: осветявам (osvetjavam) — to make brighter or clearer
  • Finnish: valaista — to make brighter or clearer
  • Finnish: kirkastaa — to make brighter or clearer
  • Ido: lumizar — to make brighter or clearer
  • Russian: осветля́ть (osvetljátʹ) — to make brighter or clearer
  • Russian: осветли́ть (osvetlítʹ) — to make brighter or clearer
  • Spanish: aclarar — to make brighter or clearer
  • Welsh: goleuo — to make brighter or clearer
  • Bulgarian: просветлявам (prosvetljavam) — to become brighter or clearer
  • Finnish: valaistua — to become brighter or clearer
  • Finnish: kirkastua — to become brighter or clearer
  • Ido: lumar — to become brighter or clearer
  • Ido: lejereskar — to become brighter or clearer
  • Russian: светле́ть (svetlétʹ) — to become brighter or clearer
  • Russian: посветле́ть (posvetlétʹ) — to become brighter or clearer
  • Spanish: aclararse — to become brighter or clearer
  • Arabic: بَرَقَ (baraqa) — to flash lightning, to give off lightning
  • Arabic: أَبْرَقَ (ʔabraqa) — to flash lightning, to give off lightning
  • Bulgarian: святкам (svjatkam) — to flash lightning, to give off lightning
  • Danish: lyne — to flash lightning, to give off lightning
  • German: blitzen — to flash lightning, to give off lightning
  • Hungarian: villámlik — to flash lightning, to give off lightning
  • Aromanian: lishuredz — to alleviate
  • Bulgarian: облекчавам (oblekčavam) — to alleviate
  • Catalan: alleujar — to alleviate
  • Catalan: alleugerir — to alleviate
  • Dutch: verlichten — to alleviate
  • Finnish: keventää — to alleviate
  • French: alléger — to alleviate
  • Galician: aliviar — to alleviate
  • Galician: alixeirar — to alleviate
  • Gallurese: alliciricà — to alleviate
  • German: erleichtern — to alleviate
  • Ancient Greek: κουφίζω (kouphízō) — to alleviate
  • Hebrew: הֵקֵל (heqél) — to alleviate
  • Ido: alejar — to alleviate
  • Ido: lejerigar — to alleviate
  • Italian: alleggerire — to alleviate
  • Korean: 덜어주다 (deoreojuda) — to alleviate
  • Polish: odciążać — to alleviate
  • Polish: odciążyć — to alleviate
  • Portuguese: aliviar — to alleviate
  • Romanian: ușura — to alleviate
  • Russian: облегча́ть (oblexčátʹ) — to alleviate
  • Russian: обле́гчить (obléxčitʹ) — to alleviate
  • Campidanese Sardinian: allebiai — to alleviate
  • Campidanese Sardinian: allixerai — to alleviate
  • Sardinian: allezerire — to alleviate
  • Sardinian: disaggraviare — to alleviate
  • Sardinian: illepiare — to alleviate
  • Sassarese: allizarigà — to alleviate
  • Sassarese: alliziriggà — to alleviate
  • Spanish: aliviar — to alleviate
  • Swedish: lätta — to alleviate
  • Turkish: hafifletmek — to alleviate
  • Aromanian: lishuredz — to make light in weight
  • Asturian: allixerar — to make light in weight
  • Catalan: alleugerir — to make light in weight
  • Finnish: keventää — to make light in weight
  • Galician: alixeirar — to make light in weight
  • Ancient Greek: κουφίζω (kouphízō) — to make light in weight
  • Hebrew: הֵקֵל (heqél) — to make light in weight
  • Ido: alejar — to make light in weight
  • Ido: lejerigar — to make light in weight
  • Māori: whakamāmā — to make light in weight
  • Polish: odciążać — to make light in weight
  • Polish: odciążyć — to make light in weight
  • Portuguese: aligeirar — to make light in weight
  • Portuguese: aliviar — to make light in weight
  • Romanian: ușura — to make light in weight
  • Spanish: aligerar — to make light in weight
  • Swedish: lätta — to make light in weight
  • Bulgarian: смекчавам (smekčavam) — to make less serious
  • Finnish: keventää — to make less serious
  • Hebrew: הֵקֵל (heqél) — to make less serious
  • Ido: gayigar — to make less serious
  • Ido: klarigar — to make less serious
  • Portuguese: aligeirar — to make less serious
  • Russian: смягча́ть (smjaxčátʹ) — to make less serious
  • Russian: смягчи́ть (smjaxčítʹ) — to make less serious
  • Swedish: lätta — to make less serious
  • Catalan: alleugerir-se — to become light in weight
  • Finnish: keventyä — to become light in weight
  • Finnish: kevetä — to become light in weight
  • Ido: lejereskar — to become light in weight
  • Spanish: aligerarse — to become light in weight
  • Swedish: lätta — to become light in weight
  • Ottoman Turkish: خفیفلنمك (hafiflenmek) — to become light in weight
  • Welsh: ysgafnhau — to become light in weight
  • Finnish: keventyä — to become less serious
  • Ido: gayeskar — to become less serious
  • Ido: klareskar — to become less serious
  • Swedish: lätta — to become less serious