DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   Ti
       n 1: a light strong grey lustrous corrosion-resistant metallic
            element used in strong lightweight alloys (as for airplane
            parts); the main sources are rutile and ilmenite [syn:
            titanium, Ti, atomic number 22]
       2: shrub with terminal tufts of elongated leaves used locally
          for thatching and clothing; thick sweet roots are used as
          food; tropical southeastern Asia, Australia and Hawaii [syn:
          ti, Cordyline terminalis]
       3: the syllable naming the seventh (subtonic) note of any
          musical scale in solmization [syn: ti, te, si]