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1. Dictionary

   heart

   /hɑːt/

   noun

   • 1. a hollow muscular organ that pumps the blood through the circulatory system by rhythmic contraction and dilation. In vertebrates there may be up to four chambers (as in humans), with two atria and two ventricles. Similar informal:ticker
   • ▪ the region of the chest above the heart: "holding hand on heart for the Pledge of Allegiance"
   • ▪ the heart regarded as the centre of a person's thoughts and emotions, especially love, compassion, or loyalty: "hardening his heart, he ignored her entreaties" Similar emotionsfeelingssentimentssoulmindbosombreastloveaffectionpassionsympathypityconcerncompassion
   • ▪ one's mood or feeling: "they had a change of heart" Similar compassionsympathyhumanityfeeling(s)fellow feelingconcern for othersbrotherly lovetender feelingstendernessempathyunderstandingkindnesskindlinessgoodwillbenevolencehumanitarianism
   • ▪ courage or enthusiasm: "they may lose heart as the work mounts up" Similar enthusiasmkeennesseagernessspiritdeterminationresolutionresolvepurposecouragebackbonespinenervestomachwillwill powerfortitudebraverystout-heartednessinformal:gutsspunkgritbottlevulgar slang:balls
   • 2. the central or innermost part of something: "right in the heart of the city" Similar centrecentral partmiddlehubcorenucleuskerneleyebosomnavelOpposite edge
   • ▪ the vital part or essence: "the heart of the matter" Similar essencequintessencecruxcorenubrootgistmeatmarrowpithsubstancesum and substanceessential partintrinsic naturekernelnucleusinformal:nitty-grittyOpposite peripherals
   • ▪ the close compact head of a cabbage or lettuce.
   • 3. a conventional representation of a heart with two equal curves meeting at a point at the bottom and a cusp at the top.
   • ▪ one of the four suits in a conventional pack of playing cards, denoted by a red heart-shaped figure.
   • ▪ a card of the suit of hearts.
   • ▪ a card game similar to whist, in which players attempt to avoid taking tricks containing a card of the suit of hearts.
   • 4. the condition of agricultural land as regards fertility: "a well-maintained farm in good heart"

   verb

   • 1. like very much; love: informal "I totally heart this song"

   Word Origin Old Englishheorte, of Germanic origin; related to Dutch hart and German Herz, from an Indo-European root shared by Latin cor, cord- and Greek kēr, kardia.

   Scrabble Points: 8

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2. www.merriam-webster.com › dictionary › heartHeart Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › heart

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   The meaning of HEART is a hollow muscular organ of vertebrate animals that by its rhythmic contraction acts as a force pump maintaining the circulation of the blood. How to use heart in a sentence.

3. en.wikipedia.org › wiki › HeartHeart - Wikipedia

   en.wikipedia.org › wiki › Heart

   • Cached

   The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. [1] The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs. [2]

4. dictionary.cambridge.org › dictionary › englishHEART | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   HEART definition: 1. the organ in your chest that sends the blood around your body: 2. used to refer to a person's…. Learn more.

5. www.dictionary.com › browse › heartHEART Definition & Meaning - Dictionary.com

   www.dictionary.com › browse › heart

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   Heart definition: 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. See examples of HEART used in a sentence.

6. www.britannica.com › science › heartHeart | Structure, Function, Diagram, Anatomy, & Facts

   www.britannica.com › science › heart

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   Sep 25, 2024 · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds. Learn more about the heart in this article.

7. dictionary.cambridge.org › us › dictionaryHEART | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   HEART meaning: 1. the organ in your chest that sends the blood around your body: 2. used to refer to a person's…. Learn more.

8. biologydictionary.net › heartHeart (Human Anatomy): Overview, Function & Structure | Biology

   biologydictionary.net › heart

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   Oct 4, 2019 · Heart Definition. The heart is a muscular organ that pumps blood throughout the body. It is located in the middle cavity of the chest, between the lungs. In most people, the heart is located on the left side of the chest, beneath the breastbone. The heart is composed of smooth muscle.

9. www.thefreedictionary.com › heartHeart - definition of heart by The Free Dictionary

   www.thefreedictionary.com › heart

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   heart. (härt) n. 1. Anatomy. a. The chambered muscular organ in vertebrates that pumps blood received from the veins into the arteries, thereby maintaining the flow of blood through the entire circulatory system. b. A similarly functioning structure in invertebrates. 2. The area that is the approximate location of the heart in the body; the breast.

10. www.collinsdictionary.com › dictionary › englishHEART definition and meaning | Collins English Dictionary

    www.collinsdictionary.com › dictionary › english

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    Definition of 'heart' heart. (hɑːʳt ) Word forms: hearts. 1. countable noun A2. Your heart is the organ in your chest that pumps the blood around your body. People also use heart to refer to the area of their chest that is closest to their heart. The bullet had passed less than an inch from Andrea's heart.

11. dictionary.cambridge.org › dictionary › learner-englishHEART | meaning - Cambridge Learner's Dictionary - Cambridge ...

    dictionary.cambridge.org › dictionary › learner-english

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    the centre of something: Her office is in the heart of Tokyo. the heart of sth. B1. the most important part of something: We need to get to the heart of the matter. heart noun (FEELINGS) B1. someone's deepest feelings and true character: She has a kind heart. heart noun (SHAPE) a shape that is used to mean love. hearts.