Adjacent Words

amp definitions

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WordNet (r) 3.0 (2005)

n
1: the basic unit of electric current adopted under the Systeme International d'Unites; "a typical household circuit carries 15 to 50 amps" [syn: ampere, amp, A]
2: a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP [syn: adenosine monophosphate, AMP, adenylic acid]

Merriam Webster's

noun Etymology: adenosine monophosphate Date: 1951 a nucleotide C₁₀H₁₂N₅O₃H₂PO₄ composed of adenosine and one phosphate group that is reversibly convertible to ADP and ATP in metabolic reactions — called also adenosine monophosphate, adenylic acid — compare cyclic AMP

Merriam Webster's

I. noun Etymology: by shortening Date: 1886 1. ampere 2. amplifier; also a unit consisting of an electronic amplifier and a loudspeaker II. transitive verb Date: 1972 excite, energize — often used with up <trying to amp up the crowd>; also heighten, intensify — often used with up <amp up the drama>

Oxford Reference Dictionary

abbr. adenosine monophosphate.

Oxford Reference Dictionary

1. n. Electr. an ampere. Etymology: abbr. 2. n. colloq. an amplifier. Etymology: abbr.

Collin's Cobuild Dictionary

(amps) 1. An amp is the same as an ampere. Use a 3 amp fuse for equipment up to 720 watts. N-COUNT 2. An amp is the same as an amplifier. (INFORMAL) N-COUNT