a blue to white star, as Altair, Sirius, or Vega, having a surface temperature between 7500 and 10,000 K and an absorption spectrum dominated by Balmer-series lines of hydrogen.
a-strabismus A-strabismus n. Strabismus in which esotropia is more marked in looking upward than downward. Strabismus in which exotropia is more marked on looking downward than upward.
- A supply
a battery or other source of power for heating the filament or cathode heater of an electron tube.
- A team
a unit composed of 12 U.S. Special Forces soldiers.
. . Also, a.v. ad valorem. . Artillery Volunteers. . Authorized Version (of the Bible). Historical Examples And me off in the China Sea amongst the Boxers, A-V’yaging hither and thither to pick up a cargo o’ boxes to box compasses with! The Old Tobacco Shop William Bowen abbreviation audiovisual abbreviation ad valorem abbreviation of […]
- A-v extrasystole
a-v extrasystole A-V extrasystole n. See atrioventricular extrasystole.