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double chin
double-click
double-clutch
double coconut
double concerto
double counting
double cream
double cross
double-cross
double dagger
double date
double-date
double-dealing
double-decker
double-declining balance
double-declutch
double decomposition
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double bond
dou·ble bond (plural dou·ble bonds)


noun 
Definition:
 
covalent bond: a chemical bond in which two atoms share two pairs of electrons
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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