1. A compound that will take up a chemical group ( e.g., an amine group, a methyl group, a carbamoyl group) from another compound (the donor); under the action of alanine transaminase, l-glutamic acid is an amine donor while pyruvic acid is an amine a.. 2. A receptor that binds a hormone. [L. ac-cipio, pp. -ceptus, to accept]
- hydrogen a. SYN: hydrogen carrier.

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ac·cep·tor ik-'sep-tər, ak- n an atom, molecule, or subatomic particle capable of receiving another entity (as an electron) esp. to form a compound compare DONOR (2)

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(in biochemistry) a substance that helps to bring about oxidation of a reduced substrate by accepting hydrogen ions.

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ac·cep·tor (ak-sepґtər) a substance which unites with another substance; specifically a substance which unites with hydrogen or oxygen in an oxidoreduction reaction and so enables the reaction to proceed. Cf. donor.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Acceptor — may refer to: * Acceptor (accounting), the addressee of a bill of exchange. * In the Indian Contract Act of 1872, the acceptor is the person to whom a proposal is made, and who has communicated his or her acceptance of the said proposal. * In… …   Wikipedia

  • acceptor — ac‧cept‧or [əkˈseptə ǁ ər] also accepter noun [countable] BANKING a financial institution that accepts a bill of exchange: • In the case of bank bills, the Bank has to be sure that the acceptor bank will be in a position to pay. * * * …   Financial and business terms

  • acceptor — ACCEPTÓR, acceptori, s.m. (fiz.) Atom trivalent care introdus într un semiconductor primeşte electroni de la un atom din reţeaua cristalină a acestuia. – Din fr. accepteur. Trimis de ana zecheru, 30.08.2002. Sursa: DEX S 88  acceptór adj. m., s …   Dicționar Român

  • ACCEPTOR — vox Latio veteri cognita, teste Sosipatrô l. 10. in usum dein revocata a Scriptoribus medii aevi et in LL. antiquis frequens: in Salica tit. 7. §. 1. 2. 3. Burgund. add. 1. c. 11. Longobard. tit. 104. §. 18. 19. 20. etc. accipitrem notat. qui… …   Hofmann J. Lexicon universale

  • Acceptor — Ac*cept or (#; 277), n. [L.] One who accepts; specifically (Law & Com.), one who accepts an order or a bill of exchange; a drawee after he has accepted. [1913 Webster] …   The Collaborative International Dictionary of English

  • acceptor — index bearer, customer, devisee, donee, feoffee, grantee, heir, payee, transferee …   Law dictionary

  • acceptor — [ak sep′tər, əksep′tər] n. [L] 1. one who accepts; specif., a person who signs a promise to pay a draft or bill of exchange 2. Chem. an atom that receives a pair of electrons from another atom to form a covalent bond with it 3. Electronics an… …   English World dictionary

  • acceptor — /ak sep teuhr/, n. 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… …   Universalium

  • Acceptor — The acceptor is the third party who accepts responsibility for payment in a bill of exchange drawn upon it. The bill of exchange will generally have three parties: the drawor, the drawee and the acceptor. The simplest example of an acceptor is a… …   Investment dictionary

  • Acceptor — Latin term for a hawk. The word was qualified by many adjectives. For example, acceptor de pertica = a hawk off the perch; acceptor mutatus = a mewed hawk; acceptoricius canis = a spaniel accompanying hunts with hawks. Cf. Mew …   Dictionary of Medieval Terms and Phrases

  • acceptor — akceptorinė priemaiša statusas T sritis chemija apibrėžtis Kristalo atomai, gebantys prisijungti elektroną iš valentinės zonos. atitikmenys: angl. acceptor; acceptor impurity rus. акцептор; акцепторная примесь ryšiai: sinonimas – akceptorius …   Chemijos terminų aiškinamasis žodynas

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