\Re*vert"\, v. t. [imp. & p. p. {Reverted}; p. pr. & vb.
n. {Reverting}.] [L. revertere, reversum; pref. re- re- +
vertere to turn: cf. OF. revertir. See {Verse}, and cf.
{Reverse}.]
1. To turn back, or to the contrary; to reverse.
         Till happy chance revert the cruel scence. --Prior.
         The tumbling stream . . . Reverted, plays in
         undulating flow.                      --Thomson.
2. To throw back; to reflect; to reverberate.
3. (Chem.) To change back. See {Revert}, v. i.
{To revert a series} (Alg.), to treat a series, as y = a + bx
   + cx^{2} + etc., where one variable y is expressed in
   powers of a second variable x, so as to find therefrom the
   second variable x, expressed in a series arranged in
   powers of y.

\Re*vert"\, v. i.
1. To return; to come back.
         So that my arrows Would have reverted to my bow
         again.                                --Shak.
2. (Law) To return to the proprietor after the termination of
   a particular estate granted by him.
3. (Biol.) To return, wholly or in part, towards some
   pre["e]xistent form; to take on the traits or characters
   of an ancestral type.
4. (Chem.) To change back, as from a soluble to an insoluble
   state or the reverse; thus, phosphoric acid in certain
   fertilizers reverts.

\Re*vert"\, n.
One who, or that which, reverts.
      An active promoter in making the East Saxons converts,
      or rather reverts, to the faith.         --Fuller.