vesuvian n 1: a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone [syn: {vesuvianite}, {vesuvian}, {idocrase}]
Vesuvian \Ve*su"vi*an\, n. [G. vesuvian. See {Vesuvian}, a.] 1. (Min.) Vesuvianite. [1913 Webster] 2. A kind of match or fusee for lighting cigars, etc. [Webster 1913 Suppl.]
Vesuvian \Ve*su"vi*an\, a. [Cf. F. V['e]suvien, It. Vesuviano.] Of or pertaining to Vesuvius, a volcano near Naples. [1913 Webster]