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

 

anorexia

 noun
noun
BrE BrE//ˌænəˈreksiə//
 
; NAmE NAmE//ˌænəˈreksiə//
 
(also anorexia nervosa
BrE BrE//ˌænəˌreksiə nɜːˈvəʊsə//
 
; NAmE NAmE//ˌænəˌreksiə nɜːrˈvoʊsə//
 
)
[uncountable] Healthy eating habits, Unhealthy eating habits
 
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an emotional disorder, especially affecting young women, in which there is an abnormal fear of being fat, causing the person to stop eating, leading to dangerous weight loss Wordfinderanorexia, autism, bipolar disorder, condition, dementia, depression, mentally, paranoia, psychosis, schizophrenia CollocationsDiet and exerciseWeight put on/​gain/​lose weight/​a few kilos/​a few pounds watch/​control/​struggle with your weight be/​become seriously overweight/​underweight be/​become clinically/​morbidly obese achieve/​facilitate/​promote/​stimulate weight loss slim down to 70 kilos/(British English) 11 stone/(especially North American English) 160 pounds combat/​prevent/​tackle/​treat obesity develop/​have/​suffer from/​struggle with/​recover from anorexia/​bulimia/​an eating disorder be on/​go on/​follow a crash/​strict diet have/​suffer from a negative/​poor body image have/​develop a positive/​healthy body imageHealthy eating eat a balanced diet/​healthily/​sensibly get/​provide/​receive adequate/​proper nutrition contain/​get/​provide essential nutrients/​vitamins/​minerals be high/​low in calories/​fat/​fibre/(especially US English) fiber/​protein/​vitamin D/​Omega-3 fatty acids contain (no)/use/​be full of/​be free from additives/​chemical preservatives/​artificial sweeteners avoid/​cut down on/​cut out alcohol/​caffeine/​fatty foods stop/​give up/ (especially North American English) quit smokingExercise (British English) take regular exercise do moderate/​strenuous/​vigorous exercise play football/​hockey/​tennis go cycling/​jogging/​running go to/​visit/ (especially North American English) hit/​work out at the gym strengthen/​tone/​train your stomach muscles contract/​relax/​stretch/​use/​work your lower-body muscles build (up)/gain muscle improve/​increase your stamina/​energy levels/​physical fitness burn/​consume/​expend caloriesStaying healthy be/​get/​keep/​stay healthy/​in shape/(especially British English) fit lower your cholesterol/​blood pressure boost/​stimulate/​strengthen your immune system prevent/​reduce the risk of heart disease/​high blood pressure/​diabetes/​osteoporosis reduce/​relieve/​manage/​combat stress enhance/​promote relaxation/​physical and mental well-being compare bulimia See related entries: Healthy eating habits, Unhealthy eating habits Word Origin late 16th cent.: via late Latin from Greek, from an- ‘without’ + orexis ‘appetite’.
See the Oxford Advanced American Dictionary entry: anorexia