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.
repertory. n, pl-ries. 1. the entire stock of things available in a field or of a kind; repertoire. 2. a building or place where a stock of things is kept; repository. 3. (Theatre) short for repertory company. [C16: from Late Latin repertÅrium storehouse, from Latin reperÄ«re to obtain, from re- + parere to bring forth].