Any process that activates or increases the frequency, rate or extent of oxidative phosphorylation.
Synonyms:
exact_synonym:
positive regulation of respiratory-chain phosphorylation; up regulation of oxidative phosphorylation; up regulation of respiratory-chain phosphorylation; upregulation of oxidative phosphorylation; upregulation of respiratory-chain phosphorylation
narrow_synonym:
activation of oxidative phosphorylation; activation of respiratory-chain phosphorylation