2. Burning zeal or passion; elevated and noble enthusiasm; glowing imagination; passionate excitement or anger. In a flame of zeal severe. Where flames refin'd in breasts seraphic glow. (Pope) Smit with the love of sister arts we came, And met congenial, mingling flame with flame. (Pope)
flame bridge, a bridge wall. See bridge. Flame colour, brilliant orange or yellow. Flame engine, an early name for the gas engine. Flame manometer, an instrument, invented by Koenig, to obtain graphic representation of the action of the human vocal organs. See manometer.
(Science: chemistry) flame reaction, a method of testing for the presence of certain elements by the characteristic colour imparted to a flame; as, sodium colours a flame yellow, potassium violet, lithium crimson, boracic acid green, etc. Cf. Spectrum analysis, under spectrum.