bimolecularadj.
/bʌɪməʊˈlɛkjʊlə/ Involving two molecules.
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the world > matter > chemistry > chemical reactions or processes > [adjective] > of or relating to molecularity > of two
bimolecular1899
the world > matter > chemistry > atomic chemistry > [adjective] > relating to molecules > by number
monomolecular1876
bimolecular1899
termolecular1901
supermolecular1908
polymolecular1922
1899 J. Walker Introd. Physical Chem. 256 Saponification of ethereal salts by alkalies affords us an example of a bimolecular reaction.
1899 J. Walker Introd. Physical Chem. 257 A bimolecular reaction, which is, strictly speaking, a balanced action, but proceeds very nearly to an end in aqueous solution, is the formation of urea from ammonium cyanate.
1904 J. W. Mellor Chem. Statics & Dynamics 35 The hydrolysis of ethyl acetate by sodium hydroxide is a bimolecular reaction.
1946 Nature 20 July 94/1 Those bimolecular and unimolecular substitutions in which a nucleophilic reagent displaces halogen as halide ion from an alkyl halide.
1957 Encycl. Brit. XIX. 3 d/1 If a kinetic study shows that two molecules (of the same or of different compounds) react with one another directly, then the reaction is said to be bimolecular.
This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018).
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adj.1899