hemocyanin
noun
hemocyanin is spelled H-E-M-O-C-Y-A-N-I-N: 10 letters and 5 syllables. It appears about once in every 46 million words in written English, the 209,386th most frequent word form (wordfreq, 2021 data). As a noun, hemocyanin means “a blue copper-containing respiratory pigment (a metalloprotein) found in most molluscs, and some arthropods” (English Wiktionary, September 2026). The plural of hemocyanin is hemocyanins.
How many letters and syllables are in hemocyanin?
| Letters | 10: H-E-M-O-C-Y-A-N-I-N |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | about once in every 46 million words; the 209,386th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is hemocyanin?
Hemocyanin appears about once in every 46 million words in written English, the 209,386th 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 hemocyanin?
Hemocyanin has 5 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of hemocyanin
- hemocyanins plural
- haemocyanin
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does hemocyanin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
a blue copper-containing respiratory pigment (a metalloprotein) found in most molluscs, and some arthropods
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Hemocyanin in Spanish, French, German and Portuguese
In the sense pigment:
| Language | Words |
|---|---|
| French | hémocyanine |
| German | Hämocyanin |
| Portuguese | hemocianina |
| Spanish | hemocianina |
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.