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aerobics

noun [U]
 
 
/eəˈrəʊ.bɪks/ US  /erˈoʊ-/

Definition

energetic physical exercises, often performed with a group of people to music, that make the heart, lungs, and muscles stronger and increase the amount of oxygen in the blood: She does aerobics. I go to aerobics (= to a class where we are taught such exercises) once a week. an aerobics instructor/teacherExercising and training aerobic
 
 
/eəˈrəʊ.bɪk/ US  /erˈoʊ-/ adjective
aerobic exerciseExercising and training
(Definition of aerobics noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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