A.uncut, unmown, “λειμών” S.Tr.200; “ἄ. πώγωνος βάθη” Ephipp.14.7; “ἄ. λίβανος” in lumps, Dsc.1.68.1; ἄτομον, τό, = ὑοσκύαμος, dub. in Ps.-Dsc.4.68 (cf. ἀταῖος).
2. Gramm., of words, not compound, D.H.Th.22.
II. that cannot be cut, indivisible, “γραμμαί” Arist.Ph.206a17, cf. LI968a1; “μεγέθη” Id.Ph.187a3; esp. of particles of matter, ἐτεῇ ἄτομα (sc. σώματα)“ καὶ κενόν” Democr.9, 125, cf. Arist.de An.404a2, Metaph.1039a10; in full, “ἄ. σώματα” Id.Cael.303a21, Epicur.Nat.14Fr.5: sg., ἄτομόν ἐστι σῶμα στερεόν . . Id.p.129.24 U.; also “ἄ. φύσεις” Democr. ap. Diog.Oen.5, Epicur.Ep.1p.7U.; ἄτομοι, αἱ, ib.p.14 U.,al., Phld.Sign.5,al., Alciphr.1.34.
2. of Time, “οὐχ οἷόν τε εἰς ἀ. χρόνους διαιρεῖσθαι τὸν χρόνον” Arist.Ph.263b27; “κατ᾽ ἄ. χρόνον” Id.Sens.447b18; ἐν ἀτόμῳ in a moment, Id.Ph. 236a6, 1 Ep.Cor.15.52; “ἐν ἀ. ὀργῆς” Sm.Is.54.8.
b. metaph., infinitely small, “διαφοραί” Plu.Phoc.3.
2. individual, Id.APo.96b11, al.: Subst. ἄτομον, τό, Id.Cat. 1b6, 3a38, Metaph.1058a18 (pl.), Plot.6.2.2, al.