The Collaborative International Dictionary of English v.0.48:

Engulf \En*gulf"\, v. t. [imp. & p. p. Engulfed; p. pr. & vb.
   n. Engulfing.] [Pref. en- + gulf: cf. OF. engolfer. Cf.
   Ingulf.]
   To absorb or swallow up as in a gulf.
   [1913 Webster]

         It quite engulfs all human thought.      --Young.

   Syn: See Absorb.
        [1913 Webster]