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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.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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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
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single bond in Medicine

single bond n.
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.
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