I.a lover of wisdom, first used by Pythagoras, who called himself φιλόσοφος a lover of wisdom, not σοφός, a sage, Cic.: then in a wide sense of scientific men, learned men, Plat., etc.
2.a philosopher, i. e. one who speculates on the nature of things and truth, Ar., etc.; defined as ὁ τῆς ἀληθείας φιλοθεάμων, Plat.
II.as adj. loving knowledge, philosophic, id=Plat.: of arguments, etc., scientific, philosophic, id=Plat.; τὸ φιλόσοφον ῀ φιλοσοφία, id=Plat.
III.adv., φιλοσόφως διακεῖσθαι Isocr.; φ. ἔχειν Plat.
