Meaning of “anorexia nervosa” in the English Dictionary

"anorexia nervosa" in British English

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anorexia nervosanoun [ U ]

uk /æn.əˌrek.si.ə.nəˈvəʊ.sə/ us /-nɚˈvoʊ-/ informal anorexia

a serious mental illness in which a person does not eat, or eats too little, often resulting in dangerous weight loss :

Reports of anorexia and other eating disorders are on the increase.
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(Definition of “anorexia nervosa” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"anorexia (nervosa)" in American English

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anorexia (nervosa)noun [ U ]

us /ˌæn·əˈrek·si·ə (nɜrˈvoʊ·sə)/ medical

an illness often resulting in dangerous weight loss, in which a person, usually a girl or woman, refuses to eat enough over a long period of time

anorexic
adjective us /ˌæn·əˈrek·sɪk/

a recovering anorexic teenager

(Definition of “anorexia (nervosa)” from the Cambridge Academic Content Dictionary © Cambridge University Press)