-tdt-

a. Titanic. [ 1913 Webster ]

The Titan physical difficulties of his enterprise. I. Taylor. [ 1913 Webster ]

n. (Chem.) A salt of titanic acid. [ 1913 Webster ]

. (Mach.) A massive crane with an overhanging counterbalanced arm carrying a traveler and lifting crab, the whole supported by a carriage mounted on track rails. It is used esp. for setting heavy masonry blocks for piers, breakwaters, etc. [ Webster 1913 Suppl. ]

prop. n. The name of a large ocean liner which hit an iceberg and sank on its maiden voyage from England to New York in 1912, with the loss of hundreds of lives. Also, the name of several movies made about the incident. [ PJC ]

a. Of or relating to Titans, or fabled giants of ancient mythology; hence, enormous in size or strength; as, Titanic structures. [ 1913 Webster ]

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. [ 1913 Webster ]

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. [ 1913 Webster ]

a. [ Titanium + -ferous: cf. F. titanifère. ] Containing or affording titanium; as, titaniferous magnetite. [ 1913 Webster ]

n. [ Cf. F. titanite; -- so called from containing titanic acid. ] (Min.) See Sphene. [ 1913 Webster ]