εἰκοστός,ή,όν,
A. twentieth, Od. 5.34 , etc.; Ep. also ἐεικοστός
Il. 24.765
.
II. εἰκοστή,ἡ ,a tax of a twentieth,εἰ. τῶν γιγνομένων, τῶν κατὰ θάλασσαν, Th. 6.54 , 7.28 .
2. εἰ. ἐλευθερίαςor -ιῶν,=Lat.vicesima manumissionum,
IG 3.1446 , BGU 96.8 , etc.