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Definition of hypothyroidism noun from the Oxford Advanced Learner's Dictionary

hypothyroidism

noun
 
/ˌhaɪpəʊˈθaɪrɔɪdɪzəm/
 
/ˌhaɪpəʊˈθaɪrɔɪdɪzəm/
[uncountable] (medical)
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  1. a condition in which the thyroid is not active enough, which can cause problems such as feeling very tired and gaining weight, and in a child can cause slower growth
See hypothyroidism in the Oxford Advanced American Dictionary
trait
noun
 
 
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