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acceptor

 - 6 dictionary results

ac⋅cep⋅tor

  [ak-sep-ter]
Use acceptor in a Sentence
–noun
1. accepter.
2. Finance. a person who accepts a draft or bill of exchange, esp. the drawee who signs the draft or bill, confirming a willingness to pay it when due.
3. Also called acceptor atom, acceptor impurity. Physics. an atom of impurity in a semiconducting crystal such that the atom can capture an electron, creating a hole in a filled electron shell and thereby changing the electric conductivity of the crystal.
4. Chemistry. an atom, ion, group of atoms, or compound that combines with, or accepts, another entity, thereby profoundly affecting physical and chemical properties: electron acceptor; water acceptor.
Origin:
1350–1400; ME, in phrase acceptour of persones; accept + -or 2 , or (< AF acceptour) < L acceptor, equiv. to accep-, var. s. of accipere to receive, get (see accept ) + -tor -tor
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ac·cep·tor   (āk-sěp'tər)   
n.  

  1. also ac·cept·er One who signs a time draft or bill of exchange.

  2. Chemistry

    1. The reactant in an induced reaction that has an increased rate of reaction in the presence of the inductor.

    2. An atom or molecule that receives one or more electrons from another atom or molecule, resulting in a chemical bond or flow of electric current.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: ac·cep·tor
Pronunciation: ik-'sep-t&r, ak-
Function: noun
: an atom, molecule, or subatomic particle capable of receivinganother entity (as an electron) especially to form a compound —compare DONOR 2
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

acceptor ac·cep·tor or ac·cept·er (āk-sěp'tər)
n.

  1. The reactant in an induced reaction that has an increased rate of reaction in the presence of the inductor.

  2. The atom that contributes no electrons to a covalent bond.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
acceptor   (āk-sěp'tər)  Pronunciation Key 

  1. The reactant in an induced chemical reaction that has an increased rate of reaction in the presence of the inductor.

  2. An atom or molecule that receives one or more electrons from another atom or molecule, resulting in a chemical bond or flow of electric current. Compare donor. See also electron carrier.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Computing Dictionary

acceptor
Finite State Machine

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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