pseudoconvex
adjective
pseudoconvex is spelled P-S-E-U-D-O-C-O-N-V-E-X: 12 letters. It appears about once in every 98 million words in written English, the 317,168th most frequent word form (wordfreq, 2021 data). As an adjective, pseudoconvex means “Of a function: differentiable and increasing in any direction where it has a positive directional derivative” (English Wiktionary, September 2026).
How many letters and syllables are in pseudoconvex?
| Letters | 12: P-S-E-U-D-O-C-O-N-V-E-X |
|---|---|
| In writing | about once in every 98 million words; the 317,168th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is pseudoconvex?
Pseudoconvex appears about once in every 98 million words in written English, the 317,168th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce pseudoconvex?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-pseudoconvex.wav, Wikimedia Commons (author and licence on each file's page).
What does pseudoconvex mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Of a function: differentiable and increasing in any direction where it has a positive directional derivative.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does pseudoconvex come from?
From pseudo- + convex.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).