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English definition of “heart”

heart

noun     /hɑːt/
ORGAN [C] A2 the organ inside your chest that sends blood around your body: Isabel's heart was beating fast. heart disease/failure The circulatory system and blood
CENTRE [no plural] the centre of something: Her office is in the heart of Tokyo.Important and essential thingsInformation and messagesCentres of objects
the heart of sth B1 the most important part of something: We need to get to the heart of the matter.Important and essential thingsInformation and messages
FEELINGS [C, U] B1 someone's deepest feelings and true character: She has a kind heart.Mind and personalityScience of psychology and psychoanalysisFeelings - general words
SHAPE [C] a shape that is used to mean loveGeometrical shapesSpherical, circular and annular objects
hearts playing cards with red, heart shapes on themPlaying cards
at heart used to say what someone is really like: I'm just a kid at heart.Mind and personalityScience of psychology and psychoanalysis
in your heart used to say what you really think: In his heart he felt they were wrong.Feelings - general words
with all your heart used to say that you feel something very strongly: I thank you with all my heart.Strong feelings
not have the heart to do sth to decide not to do something that would make someone unhappyAbstaining and refraining
learn/know, etc sth by heart B2 to be able to remember all of somethingRemembering, reminding and reminders
→ See also a change of heart, break sb's heart, heart and soul
(Definition of heart noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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