name · noun · 4 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/ˈtɹaɪ̯dənt/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:T R AY1 D AH0 N T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
name
Meaning 1
The nuclear weapon that is the nuclear deterrent of the United Kingdom
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
A three-pronged spear somewhat resembling a pitchfork.
Definition source: English Wiktionary via Wiktextract
Examples
Poseidon's trident
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
A curve of third order of the form
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
Examples
xy+ax3+bx2+cx=d,
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
a spear with three prongs
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: spear, lance, shaft
History
Etymology
PIE word *tréyes From Latin tridēns, from tri- (“three”) + dēns (“tooth”).
Across languages
Translations
74 source translations are retained for this English entry.