conserver


con·serve

C0582400 (kən-sûrv′)v. con·served, con·serv·ing, con·serves v.tr.1. a. To protect from loss or harm; preserve: calls to conserve our national heritage in the face of bewildering change.b. To use carefully or sparingly, avoiding waste: kept the thermostat lower to conserve energy.2. To keep (a quantity) constant through physical or chemical reactions or evolutionary changes.3. To preserve (fruits) with sugar.v.intr. To economize: tried to conserve on fuel during the long winter.n. (kŏn′sûrv′) A jam made of fruits stewed in sugar.
[Middle English conserven, from Old French conserver, from Latin cōnservāre : com-, intensive pref.; see com- + servāre, to preserve; see ser- in Indo-European roots.]
con·serv′a·ble adj.con·serv′er n.