ectothermic
adjective
ectothermic is spelled E-C-T-O-T-H-E-R-M-I-C: 11 letters. It appears about once in every 54 million words in written English, the 228,409th most frequent word form (wordfreq, 2021 data). As an adjective, ectothermic means “Of or relating to an ectotherm; having a body temperature that varies depending on the outside temperature” (English Wiktionary, September 2026).
How many letters and syllables are in ectothermic?
| Letters | 11: E-C-T-O-T-H-E-R-M-I-C |
|---|---|
| In writing | about once in every 54 million words; the 228,409th 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 ectothermic?
Ectothermic appears about once in every 54 million words in written English, the 228,409th 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 ectothermic?
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-ectothermic.wav, Wikimedia Commons (author and licence on each file's page).
What does ectothermic mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Of or relating to an ectotherm; having a body temperature that varies depending on the outside temperature.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Ectothermic in Spanish, French, German and Portuguese
In the sense of or relating to ectotherm; having an unregulated body temperature – see also e:
| Language | Words |
|---|---|
| French | poïkilotherme, à sang froid |
| German | wechselwarm, poikiloterm, kaltblütig |
| Portuguese | de sangue frio, ectotérmico |
| Spanish | de sangre fría |
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 ectothermic come from?
From ectotherm + -ic.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).