1. Arising suddenly and unexpectedly, calling for quick judgment and prompt action. 2. Coming out; leaving a cavity or other part.
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emer·gent i-'mər-jənt adj calling for prompt or urgent action <an \emergent condition in a hemophiliac>
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emer·gent (e-murґjənt) 1. pertaining to an emergency. 2. coming into being through consecutive stages of development, as in emergent evolution.Medical dictionary. 2011.