The Collaborative International Dictionary
polytitanic acid
titanic \ti*tan"ic\ (t[-i]*t[a^]n"[i^]k), a. [Cf. F. titanique.] (Chem.) Of or pertaining to titanium; derived from, or containing, titanium; specifically, designating those compounds of titanium in which it has a higher valence as contrasted with the titanous compounds.
titanic acid (Chem.), a white amorphous powder, Ti(OH)4, obtained by decomposing certain titanates; -- called also normal titanic acid. By extension, any one of a series of derived acids, called also metatitanic acid, polytitanic acid, etc.
Titanic iron ore. (Min.) See Menaccanite.