aril

noun ar·il \ˈa-rəl, ˈer-əl\

Definition of ARIL

: an exterior covering or appendage of some seeds (as of the yew) that develops after fertilization as an outgrowth from the ovule stalk

— ar·il·late \ˈa-rə-ˌlāt, ˈer-ə-\ adjective

probably from New Latin arillus, from Medieval Latin, raisin, grape seed

First Known Use: 1794

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