οὐλάς
From LSJ
Δύο γὰρ, ἐπιστήμη τε καὶ δόξα, ὧν τὸ μὲν ἐπίστασθαι ποιέει, τὸ δὲ ἀγνοεῖν → Two different things are science and belief: the one brings knowledge, the other ignorance
English (LSJ)
άδος, ἡ, pecul. fem. of οὖλος (B),
A crisped, crinkled, χαίτη δρυός, of oak-leaves, Nic.Al.260. II as Subst., = πήρα, θύλακος, πτωχῶν οὐ. ἀεὶ κενεή Call.Fr.360 (θυλὰς cj. Ruhnken for οὐλαὶ, κενεή Hecker for κεναί), cf. Hsch. s. vv. θυλίδες, θυλλίς, οὐλάδες, Phot., Sch.Theoc.1.53; restd. for οὖδας in AP7.413 (Antip.).
German (Pape)
[Seite 412] άδος, ἡ, bes. p. fem. zu οὖλος, χαίτην δρυὸς οὐλάδα κόψας, Nic. Al. 260, wohl das dichte Laub, aber der Schol. erkl. ὑγιαστική. Nach Tzetz. zu Lycophr. 183 = πήρα, Ranzen, wie Hesych.