'bimolecular' definitions:

Definition of 'bimolecular'

From: WordNet
adjective
Relating to or affecting two molecules

Definition of 'bimolecular'

From: GCIDE
  • bimolecular \bi"mo*lec"u*lar\, a. [Pref. bi- + molecular.] (Chem.) Pertaining to, involving, or formed from, two molecules; as, a bimolecular reaction (a reaction between two molecules). [Webster 1913 Suppl.]