Jastrow: רֵיעוּתָא

רֵיעוּתָא, רֵע׳ f. (v. רִיעַ II) being shaken, unsoundness; unfavorable condition; cause for suspicion or doubt. Ḥull. 9ᵃ אתיליד(א) ביה ר׳ something happened by which the anatomical soundness of the animal is made doubtful (without the possibility of examination). Bets. 34ᵃ מי מחזקינן ר׳ וכ׳ as regards slaughtering an animal on the Holy Day, must we take into consideration the fact that the presumption in favor of the soundness of the animal is shaken (and therefore abstain from slaughtering it) or not? Nidd. 2ᵇ התם איכא תרתי לר׳ … חדא לר׳ in that case there are two causes for suspicion, in this there is only one. Ib. 3ᵃ; a. fr.