σταῖς

τό
A. flour of spelt mixed and made into dough, Hdt. 2.36, Hp. Art. 38, Arist. Mete. 386b14, Pr. 927b23, Thphr. Od. 51, LXX Ex. 12.34; εἰ μὴ κόρη δεύσειε τὸ ς. Eup. 332; also of dough in general, Gal. 6.482,510,597.
II. = στέαρ, ὄϊος σταῖς dub. l. in Hp. Nat.Mul. 103 (οἰσύπην Littré); ἐν σταιτὶ τρίβειν Id. Mul. 1.84 (perh. in sense 1).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project