aster
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aster-
(word root) starExamples of words with the root aster-: asteroid
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
as·ter
(ăs′tər)n.
1. Any of various plants of the genus Aster or closely related genera in the composite family, having radiate flower heads with white, pink, or violet rays and usually a yellow disk.
2. The China aster.
3. Biology A star-shaped structure formed in the cytoplasm of an animal cell during mitosis, having raylike microtubules that surround the centrosome.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
aster
(ˈæstə)n
1. (Plants) any plant of the genus Aster, having white, blue, purple, or pink daisy-like flowers: family Asteraceae (composites). Compare golden aster
2. (Plants) China aster a related Chinese plant, Callistephus chinensis, widely cultivated for its showy brightly coloured flowers
3. (Biology) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
as•ter
(ˈæs tər)n.
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. a structure formed in a cell during mitosis, composed of astral rays radiating about the centrosome.
[1595–1605; < Latin < Greek astḗr star]
-aster1
, a suffix used to form nouns denoting something that imperfectly resembles or mimics the true thing: criticaster; poetaster.
[< Latin]
-aster2
, a combining form with the meaning “star”: cotoneaster.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun | 1. | ![]() flower - a plant cultivated for its blooms or blossoms genus Aster - large genus of herbs widely cultivated for their daisylike flowers wood aster - any of several asters of eastern North America usually growing in woods Aster acuminatus, whorled aster - North American perennial with apparently whorled leaves and showy white purple-tinged flowers Aster arenosus, heath aster - common North American perennial with heathlike foliage and small white flower heads Aster dumosus, bushy aster - stiff perennial of the eastern United States having small linear leaves and numerous tiny white flower heads Aster ericoides, heath aster - common much-branched North American perennial with heathlike foliage and small starry white flowers Aster falcatus, white prairie aster - perennial of western North America having white flowers Aster linarifolius, stiff aster - wiry tufted perennial of the eastern United States with stiff erect rough stems, linear leaves and large violet flowers Aster linosyris, goldilocks, goldilocks aster, Linosyris vulgaris - early-flowering perennial of southern and southeastern Europe with flower heads resembling those of goldenrod Aster novae-angliae, New England aster - common perennial of eastern North America having showy purplish flowers; a parent of the Michaelmas daisy Aster novi-belgii, Michaelmas daisy, New York aster - North American perennial herb having small autumn-blooming purple or pink or white flowers; widely naturalized in Europe Aster ptarmicoides, upland white aster - tufted rigid North American perennial with loose clusters of white flowers Aster shortii, Short's aster - perennial of southeastern United States having usually blue flowers Aster turbinellis, prairie aster - violet-flowered perennial aster of central United States having solitary heads annual salt-marsh aster - a variety of aster aromatic aster - a variety of aster arrow leaved aster - a variety of aster azure aster - a variety of aster bog aster - a variety of aster crooked-stemmed aster - a variety of aster Eastern silvery aster - a variety of aster flat-topped white aster - a variety of aster late purple aster - a variety of aster panicled aster - a variety of aster perennial salt marsh aster - a variety of aster purple-stemmed aster - a variety of aster rough-leaved aster - a variety of aster rush aster - a variety of aster Schreiber's aster - a variety of aster small white aster - a variety of aster smooth aster - a variety of aster southern aster - a variety of aster calico aster, starved aster - a variety of aster tradescant's aster - a variety of aster wavy-leaved aster - a variety of aster Western silvery aster - a variety of aster willow aster - a variety of aster |
2. | ![]() anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure" |
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