ἄκλαυτος · aklautos — LSJ
I unwept, without funeral lamentation, not liable to death
Pass., unwept, esp. without funeral lamentation, Il. 22.386, Od. 11.54, Sol. 21; ὤλετʼ ἄκλαυτος, ἄϊστος A. Eu. 565: c. gen., φίλων ἄκλαυτος S. Ant. 847: in E. Andr. 1235 Thetis says, ἐγὼ γάρ, ἣν ἄκλαυτα χρῆν τίκτειν τέκνα . . , i.e. children not liable to death.
II unweeping, tearless, with impunity
Act., unweeping, tearless, οὐδέ σέ φημι δὴν ἄκλαυτον ἔσεσθαι Od. 4.494, cf. A. Th. 696, E. Alc. 173:—in S. El. 912, = χαίρων, with impunity.