facultative
adjective
- granting a faculty, or permission; permissive
- optional
- that may or may not happen or be; contingent
- having to do with a faculty or faculties
- Biol. capable of living under varying conditions; e.g., able to live independently and as a parasite
See facultative in American Heritage Dictionary 4
(făkˈəl-tāˌtĭv)
adjective- Of or relating to a mental faculty.
a. Capable of occurring or not occurring; contingent.
b. Not required or compulsory; optional.
- Granting permission or authority.
- Biology Capable of functioning under varying environmental conditions. Used of certain organisms, such as bacteria that can live with or without oxygen.
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