A.“-ιεῖος” Anon. in Tht.27.6), α, ον, (πούς) a foot long, broad, or high, Hp.Art.73, IG12.372.119, X.Oec.19.4, etc.; “φαίνεται μὲν ὁ ἥλιος π.” Arist.de An.428b3.
2. Math., ἡ π. [γραμμή] side of one foot long, taken as the unit of length, Pl.Tht.147d, cf. Arist.Sens.446a6, Metaph.1052b33.