Ancient Greek διάμετρος

← Ancient Greek δῐᾰ- (affix)

← Ancient Greek μέτρον (affix)

→ English diameter (mention)

→ English diametre (mention)

→ Spanish diámetro (derived)

→ Latin diametros (borrowed)

→ Dutch diameter (derived)

→ Portuguese diâmetro (mention)

→ Old Armenian տրամաչափ (calque)