tr.v. ob·li·gat·ed, ob·li·gat·ing, ob·li·gates 1. To compel or constrain by a social, legal, or moral requirement. See Synonyms at force. 2. To cause to be grateful or indebted; oblige: We will always be obligated to you for your kindness. 3. To commit (money, for example) in order to fulfill an obligation. adj. (-gĭt, -gāt′) Able to exist or survive only in a particular environment or by assuming a particular role: an obligate parasite; an obligate anaerobe. n. (-gĭt, -gāt′) An obligate organism. [Latin obligāre, obligāt-; see OBLIGE.] obli·ga·ble (-gə-bəl) adj. obli·gate·ly adv. obli·ga′tor n. |
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