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catenane

American  
[kat-n-eyn] / ˈkæt nˌeɪn /

noun

  1. any of the class of chemical compounds containing two or more rings that are interlocked without being bonded chemically.

catenane British  
/ ˈkætɪˌneɪn /

noun

  1. a type of chemical compound in which the molecules have two or more rings that are interlocked like the links of a chain

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of catenane

caten(a) + -ane

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.