A small gas burner used in laboratories. It consists of a vertical metal tube connected to a gas fuel source, with adjustable holes at its base. These holes allow air to enter the tube and mix with the gas in order to make a very hot flame.
A small gas burner that produces a hot, blue flame, used in chemistry laboratories, etc.: it consists of a hollow metal tube with holes at the bottom for admitting air to be mixed with the gas.
A small laboratory burner consisting of a vertical metal tube connected to a gas source and producing a very hot flame from a mixture of gas and air let in through adjustable holes at the base.
Origin of bunsen-burner
After Robert Wilhelm Bunsen
American Heritage Dictionary of the English Language, 5th Edition
Bunsen-burner Sentence Examples
Strontium salts may be recognized by the characteristic crimson colour they impart to the flame of the Bunsen burner and by the precipitation of the insoluble sulphate.
By this method even such metals as iron and copper may be made to show some of their characteristic lines in the Bunsen burner.
If a short length of platinum wire be inserted vertically into a lighted Bunsen burner the luminous line may be used as a slit and viewed directly through a prism.
Young, according to which the dark line observed in the centre of each component of the sodium doublet in a Bunsen burner is transparent to a radiation placed behind.