phi
Portuguese, noun
phi is spelled P-H-I (3 letters) and appears about once in every 1 million words in written Portuguese, the 34,194th most frequent Portuguese word form (wordfreq, 2021 data). Phi is a Portuguese masculine noun meaning “pre-reform spelling (used until 1943 in Brazil and 1911 in Portugal) of fi” (English Wiktionary, September 2026).
What does phi mean in English?
noun
- 1
masculinepre-reform spelling (used until 1943 in Brazil and 1911 in Portugal) of fi
Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).
How common is phi in Portuguese?
phi appears about once in every 1 million words in written Portuguese.
phi0.0010.010.11101001,00010,000
rarerper million words of written Portuguesemore common
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).