لسن

لَسَنٌ ذ Chasteness, or perspicuity, or clearness, of speech, (S, Msb, K,) and eloquence; (Msb;) i. q. بَيَانٌ: or, as some say, the quality of speaking well: and chasteness, or perspicuity, or eloquence, of speech, and sharpness of tongue. (TA.)