Jastrow: שֵׂרָטוֹן

שֵׂרָטוֹן, שֵׂי׳ m. (שָׂרַט; cmp. סַרְטָן) [scrapings,] sandbank, alluvial land. Sabb. 56ᵇ; Snh. 21ᵇ בשעה … והעלה ש׳ ועליו וכ׳ when Solomon married Pharaoh’s daughter, Gabriel went down and stuck a reed into the sea, and it gathered a bank around it, on which the great city of Rome was built; Yalk. Kings 172; (Y. Ab. Zar. I, 39ᶜ שלעטיט). Erub. 8ᵃ ש׳ (הים) שמא יעלה (v. Rabb. D. S. a. l. notes 5, a. 10) the sea (river) may throw up alluvium (may recede). Ber. 60ᵃ (in Chald. dict.) אע"ג … דמסקא ארעא ש׳ (Ms. M. a. Ar. סרטון) although the loss of land through the encroachment of the water may be an advantage to him, because the land is covered with alluvium and improves, yet for the moment it is a misfortune to him. B. Bath. 124ᵃ ארעא ואסקא ש׳ (not ואסיק) if his father left him a field, and it improved by alluvium; ib. 135ᵇ. Tam. 30ᵃ; a. e.