bond-dissociation energy, D in theoretical chemistry

https://dx.doi.org/10.1351/goldbook.B00699
The enthalpy (per mole) required to break a given bond of some specific molecular entity by homolysis, e.g. for B00699, symbolized as D CH 3 −H (cf. heterolytic bond dissociation energy).
See also: bond energy
Source:
PAC, 1994, 66, 1077 (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1089
PAC, 1990, 62, 2167 (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2176