planation
/pleɪˈneɪʃən/noun
planation is spelled P-L-A-N-A-T-I-O-N: 9 letters. It appears about once in every 74 million words in written English, the 272,462nd most frequent word form (wordfreq, 2021 data). As a noun, planation means “The formation of a flat surface by erosion and deposition” (English Wiktionary, September 2026). The plural of planation is planations.
How many letters and syllables are in planation?
| Letters | 9: P-L-A-N-A-T-I-O-N |
|---|---|
| In writing | about once in every 74 million words; the 272,462nd 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 planation?
Planation appears about once in every 74 million words in written English, the 272,462nd 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 planation?
- /pleɪˈneɪʃən/
- /pləˈneɪʃən/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of planation
- planations plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does planation mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The formation of a flat surface by erosion and deposition
- 2
The morphological transformation of a three-dimensional structure into a two-dimensional one through development or evolution
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does planation come from?
From plane + -ation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).