Lexical Definition

‎φιλοσοφία‎ philosophía (fil-os-of-ee'-ah) philosophy ^G:N-F
from ‎φιλόσοφος‎

philosophy.

• "philosophy", i.e. (specially), Jewish sophistry

Abbott-Smith

** Φιλο-σοφία, -ας, ἡ (< φιλόσοφος), [in LXX: IV Mac 1:1 5:10, 22 7:9, 21 * ;]
the love and pursuit of wisdom; hence, philosophy, investi­gation of truth and nature: of the so-called philosophy of false teachers, Col 2:8 (v. Lft., ICC, in l.).†

Abbott-Smith References

Liddell-Scott-Jones

φιλοσοφία-ία, ἡ,

love of knowledge, pursuit there of, speculation, [Refs 5th c.BC+]; defined as ἄσκησις ἐπιτηδείου τέχνης, Stoic. in [Refs]

__2 systematic, methodical treatment of a subject, ἐμπειρίᾳ μέτιθι καὶ φιλοσοφίᾳ [Refs 5th c.BC+]; ἡ περὶ τὰς ἔριδας φ. scientific treatment of argumentation, [Refs]; ἡ περὶ τοὺς λόγους φ. the study of oratory, [Refs 5th c.BC+]
__3 philosophy, [Refs 5th c.BC+]; sometimes also in [Refs 5th c.BC+], and so later, διὰ τῆς φ. καὶ κενῆς ἀπάτης [NT]; but more frequently without Article, τοῖς ἐν φιλοσοφίᾳ ζῶσιν [Refs 5th c.BC+]; except when an adjective or some qualifying word is added to ἡ θεία φ. [Refs 5th c.BC+]; so later ἡ Ἰωνικὴ φ. [Refs 1st c.AD+]metaphysic, [Refs 4th c.BC+]

_{LSJ Scripture Refs: Col.2.8}