A.try a thing's smoothness by drawing the nail over it: hence, scrutinize closely, Ath.3.97d, Artem.1.16, Jul.Laod. in Cat. Cod.Astr.4.103; “μὴ λίαν ἐξακριβοῦν ταῦτα μηδ᾽ ἐ. τὰ τοιαῦτα” Jul.Or.7.216a, cf. Phryn.256.
2. trim the hoof, Hippiatr. 123.