Facultative Synonyms and Antonyms

făkəl-tātĭv
Not compulsory or automatic
(Adjective)
Synonyms:
  1. discretionary
  2. elective
  3. optional
Capable of living under varying conditions; e.g., able to live independently and as a parasite
(Adjective)
Antonyms:
  1. obligate
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Words Related to Facultative

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.

Related:

  1. choice
  2. aerobe
  3. anaerobe

Facultative Sentence Examples

  • Many bacteria may however grow in both the presence or absence of oxygen, and these are termed facultative anaerobes.

  • The facultative species can be subdivided into primary and secondary facultative ectoparasites.

  • Many strains are facultative intracellular parasites which produce endotoxins and enterotoxins.

  • By the latest enactments (one dating from 1905) 2500 citizens can claim a vote ("facultative referendum") as to any legislative project, or can exercise the "right of initiative" as to any such project or as to the revision of the cantonal constitution.

  • Some fungi, though able to live as saprophytes, occasionally enter the body of living plants, and are thus termed facultative parasites.

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