heptavalent

[ hep-tuh-vey-luhnt ]
/ ˈhɛp təˌveɪ lənt /

adjective Chemistry.

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Origin of heptavalent

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for heptavalent

heptavalent
/ (hɛpˈtævələnt, ˌhɛptəˈveɪlənt) /

adjective

chem having a valency of sevenAlso: septivalent
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012