cobalamin
/koʊˈbæləmɪn/noun
cobalamin is spelled C-O-B-A-L-A-M-I-N: 9 letters. It appears about once in every 22 million words in written English, the 141,699th most frequent word form (wordfreq, 2021 data). As a noun, cobalamin means “Any of several forms of vitamin B₁₂ depending on the upper axial ligand of the cobalt ion” (English Wiktionary, September 2026). The plural of cobalamin is cobalamins.
How many letters and syllables are in cobalamin?
| Letters | 9: C-O-B-A-L-A-M-I-N |
|---|---|
| In writing | about once in every 22 million words; the 141,699th 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 cobalamin?
Cobalamin appears about once in every 22 million words in written English, the 141,699th 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 cobalamin?
- /koʊˈbæləmɪn/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of cobalamin
- cobalamins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does cobalamin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of several forms of vitamin B₁₂ depending on the upper axial ligand of the cobalt ion.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Cobalamin in Spanish, French, German and Portuguese
In the sense any form of Vitamin B12:
| Language | Words |
|---|---|
| French | cobalamine |
| Spanish | cobalamina |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does cobalamin come from?
Blend of cobalt + vitamin, 1950s.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).