سہم sahm A s. m. 1. An arrow. 2. The transverse beam of a house. 3. A lot, a portion, share. 4. The segment of a circle, segment. 5. A versed sine. P. H. سہمان sahmāṅ (from سہم) adj. Frightened. P. H. سہمانا sahmānā (from سہم or caus. of سہمنا) v. a. To frighten, to fear. P. H. سہمنا sahmnā (from سہم) v. n. To fear, to be afraid.