asters

aster

[as-ter]
noun
1.
any composite plant of the genus Aster, having rays varying from white or pink to blue around a yellow disk.
2.
a plant of some allied genus, as the China aster.
3.
Cell Biology. a structure formed in a cell during mitosis, composed of astral rays radiating about the centrosome.
4.
Furniture. sunflower ( def 2 ).

Origin:
1595–1605; < Latin < Greek astḗr star

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Collins
World English Dictionary
aster (ˈæstə)
 
n
1.  Compare golden aster any plant of the genus Aster, having white, blue, purple, or pink daisy-like flowers: family Asteraceae (composites)
2.  China aster a related Chinese plant, Callistephus chinensis, widely cultivated for its showy brightly coloured flowers
3.  cytology a group of radiating microtubules that surrounds the centrosome before and during mitosis
 
[C18: from New Latin, from Latin aster star, from Greek]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

Aster
flower genus, 1706, from L. aster "star" (see star); so called for the radiate heads of the flowers.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

aster as·ter (ās'tər)
n.
See astrosphere.

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