|
Definition of Retarder
1. n. One who, or that which, retards.
2. n. Any of various devices, as a helix of flat metal strip, introduced into a boiler tube to increase the heating effect of the fire.
Definition of Retarder
1. one that retards [n -S] - See also: retards
Medical Definition of Retarder
1. An agent used to slow the chemical hardening of gypsum, resins, or impression materials used in dentistry. (05 Mar 2000)