A.asseverations on oath, Pl.Phdr.241a.
II. like ὅρκια, sacrifice on taking a solemn oath or swearing to a treaty, “τὰ τῶν ὁ. καύματα” Id.Criti.120b, cf. OGI229.82 (Smyrna, iii B. C.), IG11(2).287A67 (sg., Delos, iii B. C.), SIG1007.29 (sg., Pergam., ii B. C.).
III. sg. ὁρκωμόσιον, τό, name of a place in Athens where a treaty or alliance had been sworn to, Plu.Thes.27.