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supermolecule
supermolecule n. 
/ˈsjuːpəˌmɒlᵻkjuːl/,
Brit. /ˈsuːpəˌmɒlᵻkjuːl/
, /ˈsuːpəˌmɒlᵻkjuːl//ˈsjuːpəˌmɒlᵻkjuːl/U.S. /ˈsupərˌmɑləˌkjul/
Chemistry a group of molecules which exhibits some of the properties or behaviour of an individual molecule./ˈsupərˌmɑləˌkjul/ΘΚΠ
the world > matter > chemistry > atomic chemistry > [noun] > molecules > other molecules
supermolecule1834
open chain1880
excimer1960
exciplex1966
superatom1972
1834 W. Prout Chem., Meteorol. & Function Digestion i. iv. 127 We suppose, that the two molecules of carbon..are associated together into one symmetrical super-molecule.
1930 J. H. Jeans Universe around Us (ed. 2) iii. 159 We may take a few grains of very fine powder, powdered gamboge or lycopodium seed, for instance, and let these play the part of super-molecules amongst the ordinary molecules of a gas or liquid.
2004 Nature 20 May 257/4 Solute and solvent act as a supermolecule, defining the reaction rate and, possibly, also the reaction mechanism.
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