acrosome

noun ac·ro·some \ˈa-krə-ˌsōm\

Definition of ACROSOME

: an anterior prolongation of a spermatozoon that releases egg-penetrating enzymes

— ac·ro·so·mal \ˌa-krə-ˈsō-məl\ adjective

International Scientific Vocabulary

First Known Use: 1899

Medical Dictionary

noun ac·ro·some \ˈak-rə-ˌsōm\

: an anterior prolongation of a spermatozoon that releases egg-penetrating enzymes

—ac·ro·so·mal \ˌak-rə-ˈsō-məl\ adjective

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