ثرم

أَثْرَمُ ذ , applied to a man, Having one of his central incisors broken: (T, Msb:) or having a central incisor fallen out, (S, and Ham p. 613,) so as to have a gap between two of his teeth: (Ham ib.:) or having a tooth broken out entirely; (M, K;) or one of his fore teeth, such as the central incisors and the teeth between the central incisors and the canine teeth; (M, K; *) or, peculiarly, a central incisor: (M, K:) fem. ثَرْمَاآءُ: (M, Msb, K:) pl. ثُرْمٌ. (Msb.) ― -b2- الأَثْرَمَانِ (assumed tropical:) Night and day: (M, K:) and (assumed tropical:) time, or fortune, and death. (TA.)