PENTAD


Meaning of PENTAD in English

( n. )

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.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.