عَتِيرَةٌ

A sheep, or goat, which they used to slaughter, (S, O, Msb, K,) in [the month of] Rejeb, (S, O, Msb,) to their gods, (S, O, K,) or to their idols; (Msb;) i. q. رَجَبِيَّةٌ, (A'Obeyd, TA,) i. e. a victim which was sacrificed in Rejeb, as a propitiation, in the Time of Ignorance, (A'Obeyd, Mgh, TA,) and also by the Muslims in the beginning of El-Islám; (Mgh;) but the custom was afterwards abolished; (A'Obeyd, Mgh, O;) as also ↓ عِتْرٌ; (S, O, K;) which likewise signifies any slaughtered animal; (K;) and so does ↓ عَاتِرَةٌ; this being like رَاضِيَةٌ, in the phrase عِيشَةٌ رَاضِيَةٌ, for مَرْضِيَّةٌ; (Lth, TA;) or it may be a possessive epithet [meaning ذَاتُ عَتْرٍ]: (TA:) the plural of عَتِيرَةٌ is عَتَايءِرُ. (Msb.)