diborane

[ dahy-bawr-eyn, -bohr- ]
/ daɪˈbɔr eɪn, -ˈboʊr- /

noun Chemistry.

a colorless gas with an unpleasant odor, B2H6, used in the synthesis of organic boron compounds as a dope to introduce boron and as a polymerization catalyst for ethylene.

Origin of diborane

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019