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Pentland Firth
pentlandite
pentobarbital sodium
pentobarbitone sodium
pentode
pentosan
pentose
pentose phosphate pathway
pentoxide
pentstemon
pentyl
pentyl acetate
pentylenetetrazol
penuche
penuchle
penult
penultimate
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pentavalent
pen·ta·va·lent [ pèntə váylənt ]


adjective 
Definition:
 
with valence of five: used to describe chemical elements that have a valence of five
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