Sad-Dal-Ayn: to split, expound, cleave, profess openly, divide, cross, proclaim, promulgate aloud, declare openly, be affected with headache, manifest, make clear. sad'un - fissure. suddi'a - to oppress with or suffer from headache. issada'a (vb. 5) - to be split up or divided. mutasaddiun - that which is cloven or splits in two.