Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Latin
Origin: pronga

prong

 noun
     
prong [countable]
1 a thin sharp point of something such as a fork that has several points:
sticking out like the prongs of a garden fork
2 one of two or three ways of achieving something which are used at the same time
prong of
the second prong of the attack
—pronged adjective:
a two-pronged fork
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
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