[1] : The Collaborative International Dictionary of English v.0.48

bunsen burner \bun"sen burn"er\, bunsen's burner \bun"sen's
burn"er\chem.,
   a kind of burner, invented by professor bunsen of heidelberg,
   consisting of a straight tube, four or five inches in length,
   having small holes for the entrance of air at the bottom.
   illuminating gas being also admitted at the bottom, a mixture
   of gas and air is formed which burns at the top with a feebly
   luminous but intensely hot flame.
   1913 webster

[2] : WordNet (r) 2.0

bunsen burner
     n : a gas burner used in laboratories; has an air valve to
         regulate the mixture of gas and air syn: bunsen, etna
see also:
bunsen etna 

Bunsen Burner >> B Words
Bunsen Burner, definition of term: Bunsen Burner
bunsen+burner_pag1.html

Burner >> B Words
Burner, definition of term: Burner
burner_pag1.html

Bunsen >> B Words
Bunsen, definition of term: Bunsen
bunsen_pag1.html