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English definition of “secondary”

secondary

adjective [before noun] (EDUCATION)    /ˈsek.ən.dri/ US  /-der.i/
B1 relating to the education of children approximately between the ages of 11 and 18 years old: secondary education Marcus has just started at secondary school.Types of education
(Definition of secondary adjective (EDUCATION) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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