facultative – מילון אנגלי-אנגלי
facultative
adj.
making possible, allowing; optional; possible; able to exist in more than one set of environmental conditions (Biology)
Facultative
Facultative means "optional" or "discretionary" (antonym
obligate), used mainly in biology in phrases such as:
facultative
Adjective
1. of or relating to the mental faculties
(pertainym) faculty, mental faculty, module
2. able to exist under more than one set of conditions; "a facultative parasite can exist as a parasite or a saprophyte"
(antonym) obligate
(classification) biology, biological science
3. granting a privilege or permission or power to do or not do something; "a facultative enactment"
(similar) enabling
4. not compulsory; "facultative courses in the sciences"
(similar) optional
facultatif
adj.
facultative, optional, permissive
facultative