σφιγκτήρ
σφιγκ-τήρ, ῆρος, ὁ,
A). that which binds tight, lace, band, etc., κόμας σφιγκτῆρα .. κεκρύφαλον AP 6.206 (Antip. Sid.); ς. δεσμός D. 16.391 .
II). muscle closing an aperture which naturally remains in the state of contraction, AP 12.7 ( ), ap. 44.23.55 , 1.16 , UP 4.19 , 6.78 .
III). a Tarentine χιτών, prob. because laced tight to the body,