obligate: Meaning and Definition of

ob•li•gate

Pronunciation: (v.ob'li-gāt"adj.ob'li-git, -gāt"), [key]

— v. adj. -gat•ed, -gat•ing,

—v.t.

to bind or oblige morally or legally: to obligate oneself to purchase a building.
to pledge, commit, or bind (funds, property, etc.) to meet an obligation.

—adj.

morally or legally bound; obliged; constrained.
necessary; essential.
restricted to a particular condition of life, as certain organisms that can survive only in the absence of oxygen:(opposed to facultative). obligate anaerobe

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