terraform
/ˈtɛɹəfɔː(ɹ)m/verb
terraform is spelled T-E-R-R-A-F-O-R-M: 9 letters. It appears about once in every 10 million words in written English, the 95,993rd most frequent word form (wordfreq, 2021 data). As a verb, terraform means “To transform the atmosphere (or biosphere) of another planet into one having the characteristics of Earth” (English Wiktionary, September 2026).
How many letters and syllables are in terraform?
| Letters | 9: T-E-R-R-A-F-O-R-M |
|---|---|
| In writing | about once in every 10 million words; the 95,993rd 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 terraform?
Terraform appears about once in every 10 million words in written English, the 95,993rd 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 terraform?
- /ˈtɛɹəfɔː(ɹ)m/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-terraform.wav, Wikimedia Commons (author and licence on each file's page).
Forms of terraform
- terraforms present, singular, he/she/it
- terraforming participle, present
- terraformed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does terraform mean?
The meanings the English Wiktionary records, quoted as written there (source below).
verb
- 1
To transform the atmosphere (or biosphere) of another planet into one having the characteristics of Earth.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Terraform in Spanish, French, German and Portuguese
In the sense transform into one having the characteristics of Earth:
| Language | Words |
|---|---|
| French | terraformer |
| German | terraformen |
| Portuguese | terraformar |
| Spanish | terraformar |
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 terraform come from?
From Terra (“planet Earth”) + -form (“having the form of”). Coined by American science fiction author Jack Williamson in 1942 as part of his novella Collision Orbit.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).