Standard Lemma guide

facultative

adj · 9 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: /ˈfæ.kəl.tə.tɪv/
  • General-American: /ˈfæ.kəlˌteɪ.tɪv/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: F AE1 K AH0 L T EY2 T IH0 V Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of or relating to faculty, especially to mental faculty.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Not obligate; optional, discretionary or elective.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: discretionary, elective, facultative, free, noncompulsory, nonmandatory, nonobligate, nonobligatory, nonrequired, nonrequisite, optional, optionary, unrequired, volitional, voluntary

Antonyms: basic, essential, indispensable, necessar, necessary, needed, prerequisite, required, requisite

3

adj

Meaning 3

That grants permission or power to do something.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Able to perform a particular life function, or to live generally, in more than one way.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

Examples

  • facultative feeder

Meaning relationships

Synonyms: none provided

Antonyms: obligate

5

adj

Meaning 5

At which a given function is positive.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

adjective

Meaning 6

able to exist under more than one set of conditions

Definition source: Princeton WordNet 3.0

Examples

  • a facultative parasite can exist as a parasite or a saprophyte

Meaning relationships

Synonyms: none provided

Antonyms: obligate

7

adjective

Meaning 7

of or relating to the mental faculties

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

adjective satellite

Meaning 8

not compulsory

Definition source: Princeton WordNet 3.0

Examples

  • facultative courses in the sciences

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

adjective satellite

Meaning 9

granting a privilege or permission or power to do or not do something

Definition source: Princeton WordNet 3.0

Examples

  • a facultative enactment

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From French facultatif. By surface analysis, faculty + -ative.

Across languages

Translations

34 source translations are retained for this English entry.

  • Finnish: kyvykkyys- — of or relating to faculty
  • Finnish: kyky- — of or relating to faculty
  • German: fähig — of or relating to faculty
  • Turkish: kabiliyetli — of or relating to faculty
  • Turkish: yetenekli — of or relating to faculty
  • Armenian: կամընտրական (kaməntrakan) — not obligate; optional
  • Belarusian: неабавязко́вы (njeabavjazkóvy) — not obligate; optional
  • Bulgarian: факултативен (fakultativen) — not obligate; optional
  • Bulgarian: незадължителен (nezadǎlžitelen) — not obligate; optional
  • Dutch: facultatief — not obligate; optional
  • Esperanto: fakultativa — not obligate; optional
  • Finnish: valinnainen — not obligate; optional
  • Finnish: vapaaehtoinen — not obligate; optional
  • French: facultatif — not obligate; optional
  • German: fakultativ — not obligate; optional
  • German: optional — not obligate; optional
  • Ido: fakultativa — not obligate; optional
  • Indonesian: fakultatif — not obligate; optional
  • Kazakh: факультативтік (fakultativtık) — not obligate; optional
  • Polish: fakultatywny — not obligate; optional
  • Portuguese: facultativo — not obligate; optional
  • Russian: необяза́тельный (neobjazátelʹnyj) — not obligate; optional
  • Russian: факультати́вный (fakulʹtatívnyj) — not obligate; optional
  • Spanish: facultativo — not obligate; optional
  • Turkish: ihtiyarî — not obligate; optional
  • Turkish: istemli — not obligate; optional
  • Turkish: seçmeli — not obligate; optional
  • Ukrainian: необов'язко́вий (neobovʺjazkóvyj) — not obligate; optional
  • Finnish: salliva — granting permission
  • Finnish: myöntävä — granting permission
  • German: freigestellt — granting permission
  • Turkish: isteğe bağlı — granting permission
  • Turkish: istemli — granting permission
  • Finnish: fakultatiivinen — able to perform a particular life function
Real reading context

facultative in complete knowledge articles