\Re*solv"er\ (r?-z?lv"?r), n. 1. That which decomposes, or dissolves. --Boyle. 2. That which clears up and removes difficulties, and makes the mind certain or determined. --Bp. Burnet. 3. One who resolves, or formal a firm purpose.
The TCP/IP protocol library software that formats requests to be sent to the Domain Name Server for hostname to Internet address conversion.
Webster's 1913 Dictionary