septivalent

American

[sep-tuh-vey-luhnt] / ˌsɛp təˈveɪ lənt /

Or septavalent

adjective

Chemistry.

having a valence of seven; heptavalent.

septivalent British

/ ˌsɛptəˈveɪlənt, ˌsɛptɪˈveɪlənt /

adjective

chem another word for heptavalent

"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

Etymology

Origin of septivalent

First recorded in 1870–75; septi- + -valent

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023