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Meaning of PENTAD

Pronunciation:  'pentad

 
WordNet Dictionary
 
 Definition: 
[n]  the cardinal number that is the sum of four and one
 

PENTAD is a 6 letter word that starts with P.

 

 Synonyms: 5, cinque, fin, five, fivesome, Little Phoebe, Phoebe, quint, quintet, quintuplet, V
 
 See Also: digit, figure

 

 

Webster's 1913 Dictionary
 
 Definition: 
  1. \Pen"tad\, n. [Gr. ?, ?, a body of five, fr. ? five.]
    (Chem.)
    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.
    
    
  2. \Pen"tad\, a. (Chem.)
    Having the valence of a pentad.
    
    
 

 

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