در

كَوْكَبٌ دُرِّىٌّ كوكب درى كوكب دري and ↓ دِرِّىٌّ (S, A, K) and ↓ دَرِّىٌّ (K, TA) A shining, or brightly-shining, star: (K:) or a star that shines, glistens, or gleams, very brightly: (S, A:) called دُرِّىٌّ in relation to دُرّ [i. e. pearls, or large pearls], (Fr, Zj, S, A,) because of its whiteness (Zj, S, A) and clearness, and beauty: (Zj:) pl. دَرَارِىُّ. (A.) It is also termed دُرِّىْءٌ and دِرِّىْءٌ and دَرِّىْءٌ. (TA. [See art. درأ.]) ― -b2- دُرِّىٌّ also signifies The glistening, or shining, of a sword: (K:) a rel. n. from دُرٌّ; because of its clearness: or likened to the star so termed: it occurs in poetry; but some read ذَرِّىٌّ, with ذ [and fet-h]. (TA.)