Trisulc
Pronunciation : Tri"sulc
Part of Speech : n.
Etymology : [L. trisulcus; tri- (see Tri-) + sulcus a furrow.]
Definition : Defn: Something having three forks or prongs, as a trident. [Obs.] "Jupiter's trisulc." Sir T. Browne.
Source : Webster's Unabridged Dictionary, 1913