Definition of titanium. : a silvery-gray light strong metallic element obtained from ilmenite and rutile and used especially in alloys and combined in refractory materials, pigments, and coatings â see element table.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  roster(Noun) A list of names, usually for an organization of some kind such as military officers and enlisted personnel enrolled in a particular unit; a muster roll; or a sports team, with the names of players who are eligible to be placed in the lineup for a particular game.
Webster Dictionary (0.00 / 0 votes) Rate this definition: List (noun) a line inclosing or forming the extremity of a piece of ground, or field of combat; hence, in the plural (lists), the ground or field inclosed for a race or combat. List (verb) to inclose for combat; as, to list a field. List (verb) to hearken; to attend; to listen. List (verb)