aneurin

from WordNet (r) 3.0 (2006)

aneurin
    n 1: a B vitamin that prevents beriberi; maintains appetite and
         growth [syn: {vitamin B1}, {thiamine}, {thiamin},
         {aneurin}, {antiberiberi factor}]

from The Collaborative International Dictionary of English v.0.48

aneurin \aneurin\ n.
   Same as {thiamin}; a B vitamin (vitamin B1) that prevents
   beriberi. [Also spelled {aneurine}.]

   Syn: vitamin B1, thiamin, antiberiberi factor
        [WordNet 1.5] aneurysmal
        aneurismatic