Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Latin
Origin: tridens 'having three teeth', from tri- + dens 'tooth'

trident

 noun
     
Related topics: Weapons
tri‧dent [countable]
1PMW a weapon with three points that looks like a large fork
2

Trident missile/submarine

PMW a type of nuclear weapon, or the submarine that shoots it
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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