s/a1617675

Information
has gloss	(adjective) restricted to a particular condition of life; "an obligate anaerobe can survive only in the absence of oxygen" obligate
lexicalization	eng: obligate

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has category	(noun) the science that studies living organisms biology, biological science
opposite	(adjective) able to exist under more than one set of conditions; "a facultative parasite can exist as a parasite or a saprophyte" facultative