\E*vap"o*rate\, v. t. [imp. & p. p. {Evaporated}; p.
pr. & vb. n. {Evaporating}.] [L. evaporatus, p. p. of
evaporare; e out + vapor steam or vapor. See {Vapor}.]
1. To pass off in vapor, as a fluid; to escape and be
   dissipated, either in visible vapor, or in practice too
   minute to be visible.
2. To escape or pass off without effect; to be dissipated; to
   be wasted, as, the spirit of writer often evaporates in
   the process of translation.
         To give moderate liberty for griefs and discontents
         to evaporate . . . is a safe way.     --Bacon.

\E*vap"o*rate\, v. t.
1. To convert from a liquid or solid state into vapor
   (usually) by the agency of heat; to dissipate in vapor or
   fumes.
2. To expel moisture from (usually by means of artificial
   heat), leaving the solid portion; to subject to
   evaporation; as, to evaporate apples.
3. To give vent to; to dissipate. [R.]
         My lord of Essex evaporated his thoughts in a
         sonnet.                               --Sir. H.
                                               Wotton.
{Evaporating surface} (Steam Boilers), that part of the
   heating surface with which water is in contact.

\E*vap"o*rate\, a. [L. evaporatus, p. p.]
Dispersed in vapors. --Thomson.