سند sanad A s. f. 1. Signature, a deed, a grant, a diploma, the seal of a magistrate, a warrant. 2. A prop; any thing on which one leans, or is supported; a document or proof, argument, au- thority, certificate. 3. Relation, connexion. سند مطابق sanad-mut̤ābiḳ, The counterpart of a grant, &c. the order to put it in execution.