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Noun aster has 2 senses
- aster - any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers
--1 is a kind of flower
--1 is a member of genus Aster
--1 has particulars: | wood aster; whorled aster, Aster acuminatus; heath aster, Aster arenosus; bushy aster, Aster dumosus; heath aster, Aster ericoides; white prairie aster, Aster falcatus; stiff aster, Aster linarifolius; goldilocks, goldilocks aster, Aster linosyris, Linosyris vulgaris; New England aster, Aster novae-angliae; Michaelmas daisy, New York aster, Aster novi-belgii; upland white aster, Aster ptarmicoides; Short's aster, Aster shortii; sea aster, sea starwort, Aster tripolium; prairie aster, Aster turbinellis; annual salt-marsh aster; aromatic aster; arrow leaved aster; azure aster; bog aster; crooked-stemmed aster; Eastern silvery aster; flat-topped white aster; late purple aster; panicled aster; perennial salt marsh aster; purple-stemmed aster; rough-leaved aster; rush aster; Schreiber's aster; small white aster; smooth aster; southern aster; starved aster, calico aster; tradescant's aster; wavy-leaved aster; Western silvery aster; willow aster |
- aster - star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis
--2 is a kind of structure, anatomical structure, complex body part, bodily structure, body structure
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