| AYV | aster yellow virus |
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| aster | <cell biology> Star shaped cluster of microtubules radiating from the polar microtubule organising centre at the start of mitosis. (18 Nov 1997) |
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| asteraceae | The single, large family of flowering plants in the order asterales. The family is also known as compositae. (12 Dec 1998) |
| astereognosis | Synonym: tactile agnosia. Origin: G. A-priv. + stereos, solid + gnosis, knowledge (05 Mar 2000) |
| asterias | <zoology> A genus of echinoderms. Formerly the group of this name included nearly all starfishes and ophiurans. Now it is restricted to a genus including the commonest shore starfishes. Origin: NL, fr. Gr. Starred, fr. Star. Source: Websters Dictionary (01 Mar 1998) |
| asteridea | <zoology> A class of Echinodermata including the true starfishes. The rays vary in number and always have ambulacral grooves below. The body is starshaped or pentagonal. Origin: NL, fr. Gr. See Asterias. Source: Websters Dictionary (01 Mar 1998) |
| asteridian | <zoology> Of or pertaining to the Asterioidea. A starfish; one of the Asterioidea. Source: Websters Dictionary (01 Mar 1998) |
| asterion | <anatomy> The point on the side of the skull where the lambdoid, parieto-mastoid and occipito-mastoid sutures. Origin: Gr. Starry. Source: Websters Dictionary (01 Mar 1998) |
| asteriosaponins | asteriosaponins |
| asteriotoxins | Toxic steroids produced by starfish (Asteroidea). (05 Mar 2000) |
| asteriscus | <anatomy> The smaller of the two otoliths found in the inner ear of many fishes. Origin: L, an asterisk. See Asterisk. Source: Websters Dictionary (01 Mar 1998) |
| asterism | 1. <astronomy> A constellation. A small cluster of stars. 2. An asterisk, or mark of reference. Three asterisks placed in this manner, <asterism/, to direct attention to a particular passage. 3. <chemistry> An optical property of some crystals which exhibit a star-shaped by reflected light, as star sapphire, or by transmitted light, as some mica. Origin: Gr, fr. Star; cf. F. Asterisme. Source: Websters Dictionary (01 Mar 1998) |
| asterixis | <clinical sign, neurology> Abnormal muscle tremor consisting of involuntary jerking of the hands. May be seen in liver disease. (27 Sep 1997) |
| asternal | <anatomy> Not sternal; said of ribs which do not join the sternum. Origin: Pref. A- not + sternal. Source: Websters Dictionary (01 Mar 1998) |
| asternia | Congenital absence of the sternum. (05 Mar 2000) |
| Asterococcus | Synonym: Mycoplasma. Origin: Mod. L. Fr. G. Aster, a star, + kokkos, a berry (05 Mar 2000) |
| sperm-aster | Cytocentrum with astral rays in the cytoplasm of an inseminated ovum; it is brought in by the penetrating spermatozoon and evolves into the mitotic spindle of the first cleavage division. Origin: sperm + G. Aster, a star (aster) (05 Mar 2000) |
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Synonyms :
Synonyms : Enhydra fluctuans, Ixeris, Ligularia, Pseudognaphalium, Silphium, Tithonia
Synonyms :
Synonyms : Asterina pectinifera
| aster |
any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis
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| astereognosis |
a loss of the ability to recognize objects by handling them
Ãâó: wordnet.princeton.edu/perl/webwn
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| asterion |
the craniometric point at the junction of the lamboid suture and the occipitomastoid suture and the parietomastoid suture
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| Asteraceae |
Compositae: plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
Ãâó: wordnet.princeton.edu/perl/webwn
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| asternal |
not connected to the sternum or breastbone; "asternal ribs"
Ãâó: wordnet.princeton.edu/perl/webwn
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| aster | star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis |
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| aster | any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers |
| aster | North American perennial with apparently whorled leaves and showy white purple-tinged flowers |
| aster | common North American perennial with heathlike foliage and small white flower heads |
| aster | perennial wood aster of eastern North America |
| aster | rhizomatous perennial wood aster of eastern North America with white flowers |
| aster | stiff perennial of the eastern United States having small linear leaves and numerous tiny white flower heads |
| aster | common much-branched North American perennial with heathlike foliage and small starry white flowers |
| aster | perennial of western North America having white flowers |
| aster | plants with heads composed of many florets: aster |
| aster | wiry tufted perennial of the eastern United States with stiff erect rough stems, linear leaves and large violet flowers |
| aster | early-flowering perennial of southern and southeastern Europe with flower heads resembling those of goldenrod |
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