Cat gre 6a36-37(36) Πρός τι δὲ τὰ τοιαῦτα λέγεται, ὅσα αὐτὰ ἅπερ ἐστὶν (37) ἑτέρων εἶναι λέγεται ἢ ὁπωσοῦν ἄλλως πρὸς ἕτερον·
Boethius ca. 500 A.D lat 7,1-2(7,1) DE RELATIVIS VEL AD ALIQUID: Ad aliquid uero talia dicuntur quaecumque hoc ipsum quod sunt aliorum (2) dicuntur, uel quomodolibet aliter ad aliud,
Ackrill 1963 engThose things are called relative, which, being either said to be of something else or related to something else, are explained by reference to that other thing.
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