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1. Dictionary

   Heart

   /härt/

   

   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 center 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 centercentral partmiddlehubcorenucleuskerneleyebosomnavelOpposite edge
   • ▪ the vital part or essence: "the heart of the matter" Similar essencequintessencecruxcorenubrootgistmeatmarrowpithsubstancesum and substanceessential partintrinsic naturekernelnucleusinformal:nitty-grittyOpposite peripherals
   • ▪ the close compact center of a 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 deck of playing cards, denoted by a red heart.
   • ▪ a playing 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. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.

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

   www.britannica.com › science › heart

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   Jul 5, 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.

5. 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.

6. 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.

7. 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.

8. my.clevelandclinic.org › health › bodyHeart: Anatomy & Function - Cleveland Clinic

   my.clevelandclinic.org › health › body

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   Jan 26, 2024 · Your heart’s main function is to move blood throughout your body. Blood brings oxygen and nutrients to your cells. It also takes away carbon dioxide and other waste so other organs can dispose of them. Your heart also: Controls the rhythm and speed of your heart rate. Maintains your blood pressure.