cis
Portuguese, adjective
cis is spelled C-I-S (3 letters) and appears 2.0 times per million words in written Portuguese, the 22,247th most frequent Portuguese word form (wordfreq, 2021 data). Cis is a Portuguese adjective meaning “cis, cisgender” (English Wiktionary, September 2026). With a capital, CIs is a different word: “plural of CI”. The Portuguese Wiktionary (Wikcionário) defines it as “cisgênero”.
What does cis mean in English?
adjective
- 1
cis, cisgender
For quotations using this term, see Citations:cis.
prefix
- 1
cis-
noun
- 1
plural of CI
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
prefix: 1. significativo de cá, aquém
adjective: 1. cisgênero
noun: 1. cisgênero
The definition in the Portuguese Wiktionary (Wikcionário), in Portuguese.
Source: Portuguese Wiktionary (Wikcionário), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
English words that translate to cis
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is cis in Portuguese?
cis appears 2.0 times per million words in written Portuguese.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).