English
planitia
Planitia comes from Latin plānitiēs ‘flatness’, from plānus ‘flat, level’, and ultimately from Proto-Indo-European *pleh₂-.
- Proto-Indo-Europeanc. 4500–2500 BCE*pleh₂-‘flat’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*pl̥h₂nósreconstructed
- Proto-Italicc. 1500–700 BCE*plānosreconstructed
- Latinc. 75 BCE–200 CEplānus‘flat, level’
- Latin, derivedc. 75 BCE–200 CEplānitiēsas plānitia‘flatness’
- mulmodernplanitia
- Englishtodaysame form
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*pleh₂-‘flat’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*pl̥h₂nósreconstructed
- Proto-Italicc. 1500–700 BCE*plānosreconstructed
- Latinc. 75 BCE–200 CEplānus‘flat, level’
- Latin, derivedc. 75 BCE–200 CEplānitiēsas plānitia‘flatness’
- mulmodernplanitia
- Englishtodaysame form
Linked words
through Proto-Indo-European *pleh₂- ‘flat’
field, floor, palm, planet, clan, archipelago, fluke, parma, flounder, placenta, playa, lech, palatine, pelagic, placate, implacable, polonium, veld, flay, floe, plantar, purdah, planta, 45 more
through Proto-Italic *plānos
unexplainable, explainable, 10 more
through Latin plānus ‘flat, level’
explain, plane, plain, explanation, explanatory, planar, esplanade, llano, 13 more
Today it means
noun A low plain.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *pleh₂- / planitia