dictionary help| pentad | medical dictionary |
<chemistry> Any element, atom, or radical, having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds.
Origin: Gr, a body of five, fr. Five.
<chemistry> Having the valence of a pentad.
(01 Mar 1998)
pentacrinite, pentacrinoid, pentacrinus, pentacron < Prev | Next > pentadactyl, pentadactyle, pentadactyloid
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