n. [ Gr. 'i`chnos track, footstep. ] A fossil footprint; as, the ichnites in the Triassic sandstone. Page.

v. t. [ imp. & p. p. Ignited p. pr. & vb. n. Igniting. ] [ L. ignitus, p. p. of ignire to ignite, fr. ignis fire. See Igneous. ] 1. To kindle or set on fire; as, to ignite paper or wood. [ 1913 Webster ]

2. (Chem.) To subject to the action of intense heat; to heat strongly; -- often said of incombustible or infusible substances; as, to ignite iron or platinum. [ 1913 Webster ]

v. i. To take fire; to begin to burn. [ 1913 Webster ]

adj. set afire or burning.
Syn. -- enkindled, kindled, lit, lighted. [ WordNet 1.5 +PJC ]

n. 1. a substance used to ignite or kindle a fire.
Syn. -- ignitor, lighter. [ WordNet 1.5 ]

2. a device for lighting or igniting fuel or charges or fires.
Syn. -- lighter, light, ignitor. [ WordNet 1.5 ]