heart: Meaning and Definition of
Pronunciation: (härt), [key]
- a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that receives blood returning from the body via the superior and inferior vena cavae, a right ventricle that pumps the blood through the pulmonary artery to the lungs for oxygenation, a left atrium that receives the oxygenated blood via the pulmonary veins and passes it through the mitral valve, and a left ventricle that pumps the oxygenated blood, via the aorta, throughout the body.
- the homologous structure in other vertebrates, consisting of four chambers in mammals and birds and three chambers in reptiles and amphibians.
- the analogous contractile structure in invertebrate animals, as the tubular heart of the spider and earthworm.
- the center of the total personality, esp. with reference to intuition, feeling, or emotion: In your heart you know I'm an honest man.
- the center of emotion, esp. as contrasted to the head as the center of the intellect: His head told him not to fall in love, but his heart had the final say.
- capacity for sympathy; feeling; affection: His heart moved him to help the needy.
- spirit, courage, or enthusiasm: His heart sank when he walked into the room and saw their gloomy faces.
- the innermost or central part of anything: Notre Dame stands in the very heart of Paris.
- the vital or essential part; core: the heart of the matter.
- the breast or bosom: to clasp a person to one's heart.
- a person (used esp. in expressions of praise or affection): dear heart.
- a conventional shape with rounded sides meeting in a point at the bottom and curving inward to a cusp at the top.
- a red figure or pip of this shape on a playing card.
- a card of the suit bearing such figures.
- Hearts is trump. Hearts are trump.
- (used with a sing. or pl. v.) the suit so marked:Hearts is trump. Hearts are trump.
- (used with a sing. v.) a game in which the players try to avoid taking tricks containing this suit.
- the core of a tree; the solid central part without sap or albumen.
- good condition for production, growth, etc., as of land or crops.
- Also calleda strand running through the center of a rope, the other strands being laid around it.
- in keeping with one's taste or preference: There's a man after my own heart!
- in reality; fundamentally; basically: At heart she is a romantic.
- to cause someone great disappointment or sorrow, as to disappoint in love: The news that their son had been arrested broke their hearts.
- by memory; word-for-word: They knew the song by heart.
- to maintain the truth of one's statement; affirm one's integrity: That's exactly what they told me, I cross my heart!
- to give happiness or pleasure to; delight: It does my heart good to see you again.
- to have sorrow or longing dominate one's emotions; grieve inconsolably: The children are eating their hearts out over their lost dog.
- with complete sincerity.
- to be compassionate or merciful: Please have a heart and give her another chance.
- to have as an object, aim, or desire: to have another's best interests at heart.
- to be very anxious or fearful: He wanted to do the courageous thing, but his heart was in his mouth.
- to be fundamentally kind, generous, or well-intentioned: The old gentleman may have a stern manner, but his heart is in the right place.
- enthusiastically; fervently; completely: They entered heart and soul into the spirit of the holiday.
- in one's private thoughts or feelings; deep within one: He knew, in his heart of hearts, that the news would be bad.
- to fall in love with: He lost his heart to the prima ballerina.
- of great interest or concern to one: It is a cause that is very near his heart.
- to lack the necessary courage or callousness to do something: No one had the heart to tell him he was through as an actor.
- to be unalterably opposed to: She had set her heart against selling the statue.
- to dismiss one's anxieties: She couldn't set her heart at rest until she knew he had returned safely.
- to wish for intensely; determine on: She has set her heart on going to Europe after graduation.
- to regain one's courage; become heartened: Her son's death was a great blow, but she eventually took heart, convinced that God had willed it.
- He took to heart his father's advice.
- to think seriously about; concern oneself with:He took to heart his father's advice.
- to be deeply affected by; grieve over:She was prone to take criticism too much to heart.
- until one is satisfied; as much or as long as one wishes: The children played in the snow to their heart's content.
- She was not the kind who would wear her heart on her sleeve.
- to make one's intimate feelings or personal affairs known to all:She was not the kind who would wear her heart on her sleeve.
- to be liable to fall in love; fall in love easily:How lovely to be young and wear our hearts on our sleeves!
- She welcomed the visitors with all her heart.
- with earnestness or zeal.
- with willingness; cordially:She welcomed the visitors with all her heart.
- to fix in the heart.
- to encourage.
- heart (Thesaurus)
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