dimericadj.
/dʌɪˈmɛrɪk/, U.S. /daɪˈmɛrɪk/ 1.
a. Zoology. Bilateral; having a right and left side.
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1897 L. H. Bailey in Ann. Rep. Smithsonian Inst. 455 A comparison of bilateral or dimeric animals with rotate or polymeric animals.
b. Botany. = dimerous adj. b.
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1900 B. D. Jackson Gloss. Bot. Terms 78 Dimeric, dimerous, with two members in each part or circle.
2. Chemistry. That is a dimer n.; having a molecular formula in which the numbers of atoms are twice those for some other compounds.
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1929 Jrnl. Amer. Chem. Soc. 51 2553 The products of such reactions..have..been assumed to be dimeric (and cyclic) for no other reason than that they were obviously not monomeric.
1938 Jrnl. Chem. Soc. 288 In the formation of a methylene-dicyclane by dimerisation of an open-chain diene the first step is..the production of an open-chain dimeric structure.
1964 J. W. Linnett Electronic Struct. Molecules vii. 107 Dimerization to the tetrazane occurs..because, in the dimeric molecule, each of the nitrogen atoms has a formal charge of zero.
This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2022).
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adj.1897