Definition of cis
- … this process changes the cis form of naturally occurring fats to the trans form …
- —Sue Rodwell Williams
- … this whole experiment is framed within the experiences of a cis woman.
- —Lani Irving
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1888See Words from the same year
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