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single bond

noun Chemistry.
  1. a chemical linkage consisting of one covalent bond between two atoms of a molecule, represented in chemical formulas by one line or two vertical dots, as C–H or C:H.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for single bond

single bond

noun
  1. chem a covalent bond formed between two atoms by the sharing of one pair of electrons
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
single bond in Medicine

single bond

n.
  1. A covalent bond in which one electron pair is shared by two atoms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.