Sinistrorsal

2 definitions found

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

  Sinistrorsal \Sin`is*tror"sal\, a. [L. sinistrorsus,
     sinistroversus, turned toward the left side; sinister left +
     vertere, vortere, versum, vorsum, to turn.]
     Rising spirally from right to left (of the spectator);
     sinistrorse.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  sinistrorsal
       adj : spiraling upward from right to left; "sinistrorse vines"
             [syn: {sinistrorse}]