'pentecostys' definitions:
Definition of 'pentecostys'
From: GCIDE
- Pentecosty \Pen`te*cos"ty\, n.; pl. Pentecosties. [Gr. ?, fr. ? the fiftieth, ? fifty.] (Gr. Antiq.) A troop of fifty soldiers in the Spartan army; -- called also pentecostys. --Jowett (Thucyd. ). [1913 Webster] Pentelic