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

caten(a) + -ane Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
catenane (ˈkætɪˌneɪn)
a type of chemical compound in which the molecules have two or more rings that are interlocked like the links of a chain
[C20: from Latin catena chain + -ane]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences
The first catenane resulted from such a threading process.
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