Answer: POSEIDON

Poseidon is a Greek mythological god who is known as the Trident-wielding god of the sea. He is often depicted as a powerful figure holding a three-pronged spear called a trident and is associated with the oceans, seas, storms, earthquakes, and horses.

Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Trident-wielding god of the sea. Explanations are generated by AI and may be inaccurate.