| 单词 | am |
| 释义 | am[ am; unstressed uhm, m ] / æm; unstressed əm, m / verb1st person singular present indicative of be. Origin of amFirst recorded before 900; Middle English; Old English am, eam, eom; cognate with Gothic im, Old Norse, Armenian em, Old Irish am (from unattested esmi ), Attic Greek eimí, Aeolic Greek émmi, Doric Greek ēmí (all from prehistoric Greek esmi ), Hittite esmi, early Lithuanian esmì, Old Church Slavonic yesmĭ, Albanian jam (from unattested esmi ), Sanskrit ásmi, from unattested Proto-Indo-European ésmi, from root es- “to be” + -m 1st person singular + -i, present-time marker; cf. is Words nearby amalymphocytosis, alymphoplasia, Alyson, alyssum, Alzheimer's disease, am, ama, AMAB, Amabelle, Amabokoboko, amacrine Definition for am (2 of 7)Am Symbol, Chemistry.americium. Definition for am (3 of 7)AM abbreviationElectronics.amplitude modulation: a method of impressing a signal on a radio carrier wave by varying its amplitude. Radio. a system of broadcasting by means of amplitude modulation. of, relating to, or utilizing such a system.Compare FM Asian male. Origin of AMFirst recorded in 1935–40 Definition for am (4 of 7)a.m. before noon. the period from midnight to noon, especially the period of daylight prior to noon: Shall we meet Saturday a.m.? a morning newspaper, sometimes issued shortly before midnight. Compare p.m. Origin of a.m.From Latin ante merīdiem usage note for a.m.The abbreviation a.m. for Latin ante merīdiem, meaning “before noon,” refers to the period from midnight until noon. One minute before noon is 11:59 a.m. One minute after noon is 12:01 p.m. Many people distinguish between noon and midnight by saying 12 noon and 12 midnight. Expressions combining a.m. with morning ( 6 a.m. in the morning ) and p.m. with afternoon, evening, or night ( 9 p.m. at night ) are redundant and occur most often in casual speech and writing. Both a.m. and p.m. sometimes appear in capital letters, especially in printed matter. Definition for am (5 of 7)A/m ampere per meter. Definition for am (6 of 7)Am. America. American. Definition for am (7 of 7)A.M. a.m. Master of Arts. Origin of A.M.(def. 2) from Latin Artium Magister Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for am (1 of 8)am1 verb (æm, unstressed əm)(used with I) a form of the present tense (indicative mood) of be 1 Word Origin for amOld English eam; related to Old Norse em, Gothic im, Old High German bim, Latin sum, Greek eimi, Sanskrit asmi British Dictionary definitions for am (2 of 8)am2 abbreviation forSee AM (def. 5) See a.m. British Dictionary definitions for am (3 of 8)am3 the internet domain name forArmenia British Dictionary definitions for am (4 of 8)Am the chemical symbol foramericium British Dictionary definitions for am (5 of 8)AM abbreviation forBritish Dictionary definitions for am (6 of 8)a.m. A.M., am or AMabbreviation for (indicating the time period from midnight to midday)ante meridiemCompare p.m. Word Origin for a.m.Latin: before noon British Dictionary definitions for am (7 of 8)Am. abbreviation forAmerica(n) British Dictionary definitions for am (8 of 8)A/M abbreviation for (in Canada)Air Marshal Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for amAm The symbol for the elementamericium The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for am (1 of 2)Am The symbol for americium. Scientific definitions for am (2 of 2)AM Abbreviation of amplitude modulation The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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