Origin of amp1
First recorded in 1885–90; by shortening
- to excite or energize (usually followed by up): We were so amped up for the game that we forgot to eat.
Origin of amp2
First recorded in 1960–65; by shortening
Origin of amp3
- a white, crystalline, water-soluble nucleotide, C10H12N5O3H2PO4, obtained by the partial hydrolysis of ATP or of ribonucleic acid, yielding on hydrolysis adenine, ribose, and orthophosphoric acid.
Origin of AMP
1950–55; a(denosine) m(ono) p(hosphate)
- ampere; amperes.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for amp
To amp up heart rate in the weight room, incorporate total-body movements with limited rest in between sets.Five Smarter Ways to Train Your Heart
December 9, 2013
There is probably even pressure on the True Blood showrunners to amp up the nudity.‘True Blood’ Premiere: Is Sex the Only Reason We’re Still Watching?
June 14, 2013
The retail industry knows that to survive, it needs to amp up the experience and add entertainment.Lousy Marketing—Not Lousy Cars—Killed Detroit
November 24, 2008
The amp, speakers, and A/V switcher were all missing from her home theater.Makers
AMP life was pleasant, aside from the perpetual drilling, marching and countermarching.The Blue and The Gray
A. R. White
The annexed figures of this hitherto undefined species will clearly show its distinction from Amp.Zoological Illustrations, Volume III
He was certain his shout overmodulated every amp tube in the entire World City viewer system.Brink of Madness
Walter J. Sheldon
Us Goshen people kind o' kept together when we set down in the amp'itheater.Aunt Jane of Kentucky
Eliza Calvert Hall
- an ampere
- informal an amplifier
- Australian informal to excite or become excited
See also amp up
- adenosine monophosphate
- Australian Mutual Provident Society
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
Word Origin and History for amp
Online Etymology Dictionary, © 2010 Douglas Harper
- Adenosine monophosphate; a mononucleotide found in animal cells and reversibly convertible to ADP and ATP.adenine nucleotide adenylic acid
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Short for adenosine monophosphate. An organic compound that is composed of adenosine and one phosphate group. It is one of the nucleotides present in DNA and RNA, and is also the fundamental component of ATP and ADP. During certain cellular metabolic processes, AMP forms from ADP when the latter loses a phosphate group, and AMP forms ADP by acquiring a phosphate group. Chemical formula: C10H14N5O7P.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A typical household's electrical supply includes a total of 120 to 200 amps; a typical house circuit carries 15 to 50 amps.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.