Definition of acceptor in English:

acceptor

Line breaks: ac|cept¦or
Pronunciation: /əkˈsɛptə
 
/

noun

  • 1A person or thing that accepts something, in particular:
  • 1.1 Chemistry An atom or molecule which is able to bind to or accept an electron or other species: some micro-organisms can use oxygen as an electron acceptor
    More example sentences
    • The first step of the Calvin cycle is the addition of carbon dioxide to an acceptor molecule.
    • The glow of the firefly, which is due to the oxidation of the molecule luciferin, with the enzyme luciferase acting as a catalyst in the oxidation process and oxygen acting as the electron acceptor, is an example of bioluminescence.
    • Peroxidases are haem-containing enzymes which mediate oxidation of a variety of molecules using hydrogen peroxide as an electron acceptor.
  • 1.2 Physics An acceptor atom forming a positive hole in a semiconductor.
    More example sentences
    • Our results suggest that the mechanism of signaling state formation in this new family involves the deprotonation of the FAD chromophore, a process in which a conserved tyrosine may function as the proton acceptor.
    • The number of photons needed approaches infinity when the acceptor is completely depolarized.
    • The holes likewise leave negative acceptor ions.

More definitions of acceptor

Definition of acceptor in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody