- an organelle covering the head of animal sperm and containing enzymes that digest the egg cell coating, thus permitting the sperm to enter the egg.
Origin of acrosome
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Examples from the Web for acrosome
The acrosome seems to develop directly out of the cytoplasm.
Spermatids containing both the chromatin nucleolus (n) and the odd chromosome (x), a the acrosome.
- a cap-like structure on the tip of a spermatozoon that releases enzymes on encountering the ovum allowing fusion with the ovum in the sexual reproductive process; this part of the process is known as the acrosome reaction
C19: from acro- + -some ³
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