סָדַק (Saf. of דק) to cleave, tear apart. Part. pass. סָדוּק; f. סְדוּקָה; pl. סְדוּקִים, סְדוּקִין; סְדוּקוֹת. Ḥull. 59ᵃ אם פרסותיה ס׳ if its hoofs are cloven. Cant. R. to VII, 3 מה חיטה ס׳ וכ׳ as the wheat grain is split (has an incision) &c. Nidd. 25ᵇ; a. e.
    Pi. - סִידֵּק 1) same. Cant. R. to III, 6 סִידְּקָהּ כדג he split it as a fish is split; Gen. R. s. 77; Yalk. ib. 132 (corr. acc.). —2) to chip, chisel (the surface of a stone). Cant. R. to I, 1 וסידקה וסתתה וכ׳ (ed. Wil. וסירקה, corr. acc.) he carved and chiselled and polished it; Yalk. Kings 182 וסתתה וסדקה; Yalk. Prov. 960 וסרקה (corr. acc.); (Koh. R. introd. ושבבה וסתתה ומירקה).
    Nif. - נִסְדַּק 1) to be split, cut into. Bekh. VI, 1 נִסְדְּקָה if there is a slit in the ear of the first-born animal, contrad. to נפגמה; a. e. —2) to be chipped off; trnsf. (cmp. פָּסַל) to become unfit for use, to be abrogated. B. Kam. IX, 2 גזל מטבע ונ׳ if a man stole a coin and it became ‘chipped’; expl. ib. 97ᵃ נ׳ ממש chipped in its literal sense, i.e. the stamp was chipped off; [anoth. opin.] פסלתו מלכות נמי היינו נ׳ if the government abrogated it, it is the same as chipped off; Y. ib. IX, beg. 6ᵈ