WordNet (r) 3.0 (2006):

Dylan
    n 1: United States songwriter noted for his protest songs (born
         in 1941) [syn: Dylan, Bob Dylan]
    2: Celtic god of the waves; son of Arianrhod

The Free On-line Dictionary of Computing (30 December 2018):

DYnamic LANguage
Dylan

    (Dylan) A simple object-oriented Lisp dialect,
   most closely resembling CLOS and Scheme, developed by
   Advanced Technology Group East at Apple Computer.

   Thomas is a Dylan compiler implemented in Scheme.

   See also Marlais.

   ["Dylan(TM) an Object-Oriented Dynamic Language", Apple
   Computer, Eastern Research and Technology, April 1992].

   (1995-04-19)