trident
noun/ˈtɹaɪ̯dənt/
Etymology PIE word *tréyes From Latin tridēns, from tri- (“three”) + dēns (“tooth”).
1
A three-pronged spear somewhat resembling a pitchfork.
- Poseidon's trident
- I recall the height of comfort attained by the green-cushioned "first" with starched white antimacassars and a pretentious grey floor mat on which it seemed a sacrilege to stand, as it was embellished with the North Western conception of Britannia, complete with trident.1951 October, R. S. McNaught, “Lines of Approach”, in Railway Magazine, pages 703-704:
2
Geometry, Mathematics, Sciences A curve of third order of the form
- xy+ax³+bx²+cx=d,
- Synonyms
- trident curve
- Derived terms
- impossible trident, tridental, trident bat, Trident Board, tridented, tridentlike