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English definition of “nervous”

nervous

adjective
 
 
/ˈnɜːvəs/
WORRIED B1 worried and anxious: a nervous cough/laugh She's very nervous about her driving test.Anxious and worried
BODY [always before noun] relating to the nerves in the body: a nervous disorderDisorders of muscles and the nervous systemSubstances and structures in the bodyThe brain and nervous system
(Definition of nervous from the Cambridge Learners Dictionary © Cambridge University Press)
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