🇩🇪German Source WordCode: DE

cis

Pronunciation / Transliteration: tsɪs

🇬🇧 Direct English Meaning:
Cis/sɪs/
adjectiveprefixCEFR C1 (Advanced)Top #8500 frequency
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🇩🇪 Example Sentence in German:

"Das Molekül existiert als cis-Isomer."

Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Designating a chemical isomer in which two similar substituent groups are on the same side of a carbon-carbon double bond or ring structure.

    "The cis-isomer of the organic compound exhibited different physical properties than the trans form."
  2. 2

    Short for cisgender; denoting a person whose gender identity corresponds with the sex they were assigned at birth.

    "The community center hosted a workshop welcoming both cis and trans participants."

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Antonyms & Contrasting Words (2)

Linguistic Origin & Historical Etymology

Derived from the Latin preposition 'cis', meaning 'on this side of'. In modern contexts, it has evolved into a standard prefix in chemistry denoting stereoisomers with substituent groups on the same side of a double bond or ring, and in sociology as a shortening of cisgender.

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