Word Study
sinistrorsal
CIDE DICTIONARY
sinistrorsal, 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]
ROGET THESAURUS
sinistrorsal
Sinistrality
N sinistrality, left, left hand, a gauche, sinister, nearside, larboard, port, left-handed, sinister, sinistral, sinistrorsal, sinistrorse, sinistrous, laevo-, sinistrally, sinistrously.For further exploring for "sinistrorsal" in Webster Dictionary Online