astrosphere

astrosphere

[as-truh-sfeer]
noun Biology.
1.
the central portion of an aster, in which the centrosome lies.
2.
the whole aster exclusive of the centrosome.

Origin:
1895–1900; astro- + sphere

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Collins
World English Dictionary
astrosphere (ˈæstrəˌsfɪə)
 
n
1.  another name for centrosome
2.  Also called: attraction sphere the part of the aster excluding the centrosome

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

astrosphere as·tro·sphere (ās'trō-sfēr')
n.
A set of radiating fibrils extending outward from the centrosome and centrosphere of a dividing cell. Also called aster, attraction sphere.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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