An affix used in names to denote a @C00770@ or closed structure, especially a boron skeleton that is a polyhedron having all triangular faces.
Sources: Blue Book, p. 464 [Terms] [Book] PAC, 1972, 30, 681. (Nomenclature of Inorganic Boron Compounds) on page 686 [Terms] [Paper] Red Book, 3rd ed., p. 245 [Terms] [Book]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.