(definition) by Webster 1913 Wed Dec 22 1999 at 3:56:57

Tri"sulc (?), n. [L. trisulcus; tri- (see Tri-) + sulcus a furrow.]

Something having three forks or prongs, as a trident.

[Obs.] "Jupiter's trisulc."

Sir T. Browne.

 

© Webster 1913.

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