Standard Lemma guide

xor

conj · noun · verb · 6 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.

  • /ɛksˈo(ɹ)/
  • /ˈzo(ɹ)/
  • /ˈkso(ɹ)/
  • rhymes with -ɔː(ɹ)
  • /ˈɛks ˈɔɹ/
  • /ˈzɔɹ/

1

conj

Meaning 1

Or (but not both).

Definition source: English Wiktionary via Wiktextract

Usage: rare

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The logic function exclusive OR (as opposed to inclusive OR), whose output is true only when exactly one of its inputs is true.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The connective "exclusive or". One way to state its meaning in plain English is "if either A or B, but not if both."

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, logic, mathematics, philosophy, sciences

Examples

  • The XOR of (0,0) is 0; (0,1) is 1; (1,0) is 1; and (1,1) is 0.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A logic gate that implements "exclusive or".

Definition source: English Wiktionary via Wiktextract

Topics: business, electrical, electrical-engineering, electricity, electromagnetism, energy, engineering, natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

The symbolic representation that implements "exclusive or".

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, programming, sciences

Examples

  • XOR can be used to add bits without carrying.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To perform the XOR function upon.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Short for exclusive or.

Across languages

Translations

25 source translations are retained for this English entry.

  • Finnish: ehdoton tai — exclusive OR
  • French: ou exclusif — exclusive OR
  • German: Exklusiv oder — exclusive OR
  • Hungarian: kizáró vagy — exclusive OR
  • Latin: aut — exclusive OR
  • Polish: albo — exclusive OR
  • Portuguese: xor — exclusive OR
  • Portuguese: ou exclusivo — exclusive OR
  • Spanish: o exclusivo — exclusive OR
  • Swedish: exklusivt eller — exclusive OR
  • Turkish: ya da — exclusive OR
  • Catalan: conexió llogica — logic: connective
  • Chinese Mandarin: 異或 /异或 (yìhuò) — logic: connective
  • Estonian: välistav VÕI — logic: connective
  • Finnish: ehdoton tai — logic: connective
  • Finnish: poissulkeva tai — logic: connective
  • Finnish: eksklusiivinen tai — logic: connective
  • French: ou exclusif — logic: connective
  • Hungarian: kizáró vagy — logic: connective
  • Romanian: a realiza sau exclusiv — logic: connective
  • Chinese Mandarin: 異或門 /异或门 (yìhuòmén) — electrical engineering: logic gate
  • Finnish: ehdoton tai -portti — electrical engineering: logic gate
  • Finnish: poissulkeva tai -portti — electrical engineering: logic gate
  • Finnish: eksklusiivinen tai -portti — electrical engineering: logic gate
  • Romanian: poartă sau exclusiv — electrical engineering: logic gate