1. 
[syn: thermal, thermic, caloric]
The Collaborative International Dictionary of English v.0.48:
Thermic \Ther"mic\, a. [Gr. ? heat.]
   Of or pertaining to heat; due to heat; thermal; as, thermic
   lines.
   [1913 Webster]
   Thermic balance. See Bolometer.
   Thermic fever (Med.), the condition of fever produced by
      sunstroke. See Sunstroke.
   Thermic weight. (Mech.) Same as Heat weight, under
      Heat.
      [1913 Webster]
WordNet (r) 3.0 (2006):
thermic
    adj 1: relating to or associated with heat; "thermal movements
           of molecules"; "thermal capacity"; "thermic energy"; "the
           caloric effect of sunlight" [syn: thermal, thermic,
           caloric] [ant: nonthermal]