obligate
- Verb. (transitive) To bind, compel, or constrain by a social, legal, or moral tie. See Synonyms at force.
- Verb. (transitive) To cause to be grateful or indebted; to oblige.
- Verb. (transitive) To commit (money, for example) in order to fulfill an obligation.
- Adjective. (biology) Able to exist or survive only in a particular environment or by assuming a particular role: ''an obligate parasite; an obligate anaerobe. ''.
- Adjective. Absolutely indispensable; essential.
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This entry was last updated on RefTopia from its source on 3/20/2012.