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Δῶς μοι πᾶ στῶ καὶ τὰν γᾶν κινάσω → Give me a place to stand on, and I will move the Earth.
-η, -ο, Νπολύ πλατύς.[ΕΤΥΜΟΛ. < επιτ. τετρ(α)- + πλατύς.