sf.
Portuguese, noun
sf. is spelled S-F (2 letters) and appears 1.4 times per million words in written Portuguese, the 27,393rd most frequent Portuguese word form (wordfreq, 2021 data). Sf. is a Portuguese noun meaning “initialism of substantivo feminino (“feminine noun”)” (English Wiktionary, September 2026). The Portuguese Wiktionary (Wikcionário) defines it as “ver FC (ficção científica)”.
What does sf. mean in English?
noun
- 1
initialism of substantivo feminino (“feminine noun”)
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How Portuguese dictionaries define it
noun: 1. ver FC (ficção científica)
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.
Forms of sf.
- sf alternative
Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).
How common is sf. in Portuguese?
sf. appears 1.4 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).