| astrophotography | The application of photography to the delineation of the sun, moon, and stars. Origin: Astro- + photography. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| astrophysical | Pertaining to the physics of astronomical science. Source: Websters Dictionary (01 Mar 1998) |
| astrophyton | <zoology> A genus of ophiurans having the arms much branched. Origin: Astro- + Gr. Fyton a plant. Source: Websters Dictionary (01 Mar 1998) |
| astroscope | <instrument> An old astronomical instrument, formed of two cones, on whose surface the constellations were delineated. Origin: Astro- + scope. Source: Websters Dictionary (01 Mar 1998) |
| astrosphere | A set of radiating microtubules extending outward from the cytocentrum and centrosphere of a dividing cell. Synonym: aster, attraction sphere, Lavdovsky's nucleoid, paranuclear body. Origin: G. Astron, star, + sphaira, ball (05 Mar 2000) |
| astrotactin | <protein> Neuronal surface glycoprotein with an apparent Mr 100 kD, thought to function as a neuron glia ligand in the binding of cerebellar granule neurons to astroglia. Expressed transiently in the cerebellum of the developing mammalian brain during periods of glia guided neuronal migration. (18 Nov 1997) |
| astrotheology | <study> Theology founded on observation or knowledge of the celestial bodies. (04 Mar 1998) |
| astroviridae | A family of RNA viruses with one genus: astrovirus. They cause gastroenteritis in humans and also infect other vertebrates. (12 Dec 1998) |
| astroviridae infections | Infections with astrovirus, causing gastroenteritis in human infants, calves, lambs, and piglets. (12 Dec 1998) |
| astrovirus | A genus of small, circular RNA viruses in the family astroviridae. They cause gastroenteritis and are found in the stools of several vertebrates including humans. Transmission is by the faecal-oral route. There are at least seven human serotypes and the type species is human astrovirus 1. (12 Dec 1998) |
| astroviruses | <virology> Spherical viruses with 5 or 6 pointed star shaped surface pattern. May be associated with enteritis in various vertebrates. (18 Nov 1997) |