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Definition of pentavalent - 3 dictionary results

pen⋅ta⋅va⋅lent

[pen-tuh-vey-luhnt, pen-tav-uh-]
–adjective Chemistry.
1. having a valence of 5: pentavalent arsenic.
2. quinquevalent (def. 2).

Origin:
1870–75; penta- + -valent
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To pentavalent
pen·ta·va·lent   (pěn'tə-vā'lənt)   
adj.  Having valence 5.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: pen·ta·va·lent
Pronunciation: "pent-&-'vA-l&nt
Function: adjective
: having a valence of five
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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