Dictionary![]() ![]() amPronunciation: (am; unstressed um, m), [key] —v. 1st pers. sing. pres. indic. of be. AM1. Asian Male. 2. Electronics.amplitude modulation: a method of impressing a signal on a radio carrier wave by varying its amplitude. 3. Radio.a system of broadcasting by means of amplitude modulation. 4. of, pertaining to, or utilizing such a system. Cf. FM Am—Symbol, Chem. americium. Am.1. America. 2. American. A/mampere per meter. A.M.1. a.m. 2. Master of Arts. a.m.1. before noon. 2. the period from midnight to noon, esp. the period of daylight prior to noon: Shall we meet Saturday a.m.? 3. a morning newspaper, sometimes issued shortly before midnight. Cf. p.m.L ante merīdiem] Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
|