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1 διάμετρος
διάμετρ-ος, ον,II Subst. δ. (sc. γραμμή), ἡ, diagonal of a parallelogram, Pl.Men. 85b,al.; κατὰ δ. συντίθεσθαι, of triangles, by the hypotenuses, Id.Ti. 54d; diameter of a circle, Arist.Cael. 271a12, etc.; axis of a sphere, Id.MA 699a29; diameter of other curves, Apollon.Perg.Con.1Def.1; axis of a conic, Archim.Aequil.2.10; ἡ κατὰ διάμετρον σύζευξις, of circles, Arist.EN 1133a6;τὰ κατὰ δ. Id.Cael. 277a24
;κεῖσθαι κατὰ δ. Id.Mete. 363a34
, al.; κατὰ δ. κινεῖσθαι, of quadrupeds, which move the legs cross-corner-wise, as horses when trotting (opp. κατὰ πλευρὰν κινεῖσθαι ambling, in which the legs on either side move together), Id.HA 490b4, IA 712a25, cf. Plu. 2.43a; ἐκ διαμέτρου ἀντικείμενος, of planets, in opposition, PMag. Par.1.2221;ἐκ διαμέτρου ἡμῖν οἱ βίοι Luc.Cat.14
.2 prob. mitre-square, Ar.Ra. 801.Greek-English dictionary (Αγγλικά Ελληνικά-λεξικό) > διάμετρος
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