σφαίρ-ωμα,ατος,τό,
A. anything made roundorglobular:
1. round weight, in steelyards, Arist. Mech. 853b32 .
2. pl.,buttocks, S.E. P. 2.211 , Gal. 14.707 ; sg. in Paul.Aeg. 3.77 .
3. generally,curve, ζῳδιακοῦ κύκλου
Man. 5.32
.
4. dub. sens. in PCair.Zen. 659.12
(iii B.C.).