150th

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Th \Th\
     In Old English, the article the, when the following word
     began with a vowel, was often written with elision as if a
     part of the word. Thus in Chaucer, the forms thabsence,
     tharray, thegle, thend, thingot, etc., are found for the
     absence, the array, the eagle, the end, etc.


     [1913 Webster] Thack

From WordNet (r) 2.0 [wn]:

  Th
       n 1: the fifth day of the week; the fourth working day [syn: {Thursday}]
       2: a soft silvery-white tetravalent radioactive metallic
          element; isotope 232 is used as a power source in nuclear
          reactors; occurs in thorite and in monazite sands [syn: {thorium},
           {atomic number 90}]

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  th
       
           The {country code} for Thailand.
       
          (1999-01-27)