The Collaborative International Dictionary of English v.0.48:

bunsen \bunsen\ n.
   1. same as bunsen burner; a gas burner used in
      laboratories; has an air valve to regulate the mixture of
      gas and air.

   Syn: bunsen burner, etna.
        [WordNet 1.5] Bunsen burner

WordNet (r) 3.0 (2006):

Bunsen
    n 1: German chemist who with Kirchhoff pioneered spectrum
         analysis but is remembered mainly for his invention of the
         Bunsen burner (1811-1899) [syn: Bunsen, Robert Bunsen,
         Robert Wilhelm Bunsen]
    2: a gas burner used in laboratories; has an air valve to
       regulate the mixture of gas and air [syn: bunsen burner,
       bunsen, etna]