Definition of trident

< tridactyl

Tridentine >

tri·dent    (trdnt) KEY 

NOUN:

1. A long, three-pronged fork or weapon, especially a three-pronged spear used for fishing.
2. Greek & Roman Mythology The three-pronged spear carried by Neptune or Poseidon.

ADJECTIVE:
also tri·den·tate  (tr-dntt) KEY 

Having three teeth, prongs, or similar protrusions.

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ETYMOLOGY:
Middle English, from Old French, from Latin tridns, trident- : tri-, tri- + dns, tooth; see dent- in Indo-European roots