Source : Webster's Revised Unabridged Dictionary (1913)

Immerse \Im*merse"\, v. t. [imp. & p. p. {Immersed}; p. pr. &
   vb. n. {Immersing}.]
   1. To plunge into anything that surrounds or covers,
      especially into a fluid; to dip; to sink; to bury; to
      immerge.

            Deep immersed beneath its whirling wave. --J Warton.

            More than a mile immersed within the wood. --Dryden.

   2. To baptize by immersion.

   3. To engage deeply; to engross the attention of; to involve;
      to overhelm.

            The queen immersed in such a trance.  --Tennyson.

            It is impossible to have a lively hope in another
            life, and yet be deeply immersed inn the enjoyments
            of this.                              --Atterbury.

Immersed \Im*mersed"\, p. p. & a.
   1. Deeply plunged into anything, especially a fluid.

   2. Deeply occupied; engrossed; entangled.

   3. (Bot.) Growing wholly under water. --Gray.