Source : Webster's Revised Unabridged Dictionary (1913)

Evolve \E*volve"\, v. t. [imp. & p. p. {Evolved}; p. pr. & vb.
   n. {Evolving}.] [L. evolvere, evolutum; e out + volvere to
   roll. See {Voluble}.]
   1. To unfold or unroll; to open and expand; to disentangle
      and exhibit clearly and satisfactorily; to develop; to
      derive; to educe.

            The animal soul sooner evolves itself to its full
            orb and extent than the human soul.   --Sir. M.
                                                  Hale.

            The principles which art involves, science alone
            evolves.                              --Whewell.

            Not by any power evolved from man's own resources,
            but by a power which descended from above. --J. C.
                                                  Shairp.

   2. To throw out; to emit; as, to evolve odors.