acrosome

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acrosome

[′ak·rə‚sōm]
(cell and molecular biology)
The anterior, crescent-shaped body of spermatozoon, formed from Golgi material of the spermatid. Also known as perforatorium.
References in periodicals archive ?
Special tooling and fixtures were developed to produce the head caps at volumes high enough to quickly alleviate the shortage of rocket motors in the field.
The Bowmalloy([R]) Plus line of high-strength socket head cap screws are designed for machine tools, tools and dies, earth moving and mining machinery, and a wide range of industrial and engineering applications.
Holo-Krome will produce for Bowman a line of Bowmalloy socket head cap screws in a variety of ANSI and metric sizes for distribution throughout North America and Europe.
Stafford will head CAP GEMINI's Worldwide Process Sector office, based in Houston, TX.