signum
/ˈsɪɡnəm/noun
signum is spelled S-I-G-N-U-M: 6 letters. It appears about once in every 14 million words in written English, the 113,022nd most frequent word form (wordfreq, 2021 data). As a noun, signum means “A sign, mark, or symbol” (English Wiktionary, September 2026). The plural of signum is signa or signums.
How many letters and syllables are in signum?
| Letters | 6: S-I-G-N-U-M |
|---|---|
| In writing | about once in every 14 million words; the 113,022nd most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is signum?
Signum appears about once in every 14 million words in written English, the 113,022nd 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 signum?
- /ˈsɪɡnəm/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What rhymes with signum?
No other word on PlainSpell ends in the same sounds as signum.
Spelled with the same letters in another order: musing.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of signum
- signa plural
- signums plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does signum mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A sign, mark, or symbol.
- 2
A medieval tower bell used particularly for ringing the eight canonical hours.
- 3
A function that extracts the sign of a real number x, yielding −1 if x is negative, +1 if x is positive, or 0 if x is zero.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does signum come from?
Learned borrowing from Latin signum. Doublet of sign.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).