micropyle

noun mi·cro·pyle \ˈmī-krə-ˌpī(-ə)l\

Definition of MICROPYLE

: a minute opening in the integument of an ovule of a seed plant

: a differentiated area of surface in an egg through which a sperm enters

— mi·cro·py·lar \ˌmī-krə-ˈpī-lər\ adjective

French, from micr- + Greek pylē gate

First Known Use: 1821

Medical Dictionary

noun mi·cro·pyle \ˈmī-krə-ˌpīl\

: a differentiated area of surface in an egg through which a sperm enters

—mi·cro·py·lar \ˌmī-krə-ˈpī-lər\ adjective

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