an open chain of atoms, usually carbon, with one or more side chains attached to it.
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Origin of branched chain
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for branched chain
chem an open chain of atoms with one or more side chains attached to itCompare straight chain
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