1874 E. H. Knight I. 780/2 Electric heater, a device in which a fine platinum wire heated by a passing electric current is made to communicate sensible heat as a means of warming or burning, as the case may be.
1935 May 145/1 A small electric heater is placed under the table.
1997 P. Cornwell v. 109 In a remote corner of the morgue was a portable electric heater where we defleshed and degreased bones.