equimolecular

American

[ee-kwuh-muh-lek-yuh-ler, ek-wuh-] / ˌi kwə məˈlɛk yə lər, ˈɛk wə- /

adjective

Physics, Chemistry.

containing equal numbers of molecules.

equimolecular British

/ ˌiːkwɪməˈlɛkjʊlə /

adjective

(of substances, solutions, etc) containing equal numbers of molecules

"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 equimolecular

First recorded in 1905–10; equi- + molecular

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Balard discovered chlorine monoxide in 1834, investigating its properties and reactions; and his observations on hypochlorous acid and hypochlorites led him to conclude that “bleaching-powder” or “chloride of lime” was a compound or mixture in equimolecular proportions of calcium chloride and hypochlorite, with a little calcium hydrate.

From Project Gutenberg

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