: situated outside of a ring in a chemical structure

Word History

First Known Use

1913, in the meaning defined above

Time Traveler
The first known use of exocyclic was in 1913

Dictionary Entries Near exocyclic

Cite this Entry

“Exocyclic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exocyclic. Accessed 12 Jan. 2025.

Medical Definition

: situated outside of a ring in a chemical structure
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