heart

noun
\ ˈhärt How to pronounce heart (audio) \

Definition of heart

 (Entry 1 of 3)

1a : a hollow muscular organ of vertebrate animals that by its rhythmic contraction acts as a force pump maintaining the circulation of the blood could feel her heart pounding
b : a structure in an invertebrate animal functionally analogous to the vertebrate heart
c : breast, bosom placed his hand on his heart
d : something resembling a heart in shape specifically : a stylized representation of a heart a card decorated with hearts and flowers
2a : a playing card marked with a stylized figure of a red heart
b hearts plural : the suit comprising cards marked with hearts the five of hearts
c hearts plural in form but singular or plural in construction : a game in which the object is to avoid taking tricks (see trick entry 1 sense 4) containing hearts
3a : personality, disposition a cold heart
b obsolete : intellect
4 : the emotional or moral nature as distinguished from the intellectual nature: such as
a : generous disposition : compassion a leader with heart
b : love, affection won her heart
c : courage or enthusiasm especially when maintained during a diffiicult situation never lost heart
5 : one's innermost character, feelings, or inclinations knew it in his heart a man after my own heart
6a : the central or innermost part : center a cabin in the heart of the forest
b : the essential or most vital part of something the heart of the city get to the heart of the matter
c : the younger central compact part of a leafy rosette (such as a head of lettuce or stalk of celery)
at heart
: in essence : basically, essentially a romantic at heart
by heart
: by rote or from memory knows the poem by heart
to heart
: with deep concern took the criticism to heart

heart

verb
hearted; hearting; hearts

Definition of heart (Entry 2 of 3)

transitive verb

1 informal

a : love entry 2 Jane hearts John. I loathe beer. But I heart beer commercials …— Rochell D. Thomas
b : to like (see like entry 1 sense 4) an online post, comment, etc., especially by clicking or tapping a heart-shaped symbol The tweet still hits home so much, not just for us, but for the 2.6 million that hearted her tweet too.The Edge (Auckland, New Zealand)
2 archaic : hearten
3 archaic : to fix in the heart

Heart

geographical name
\ ˈhärt How to pronounce Heart (audio) \

Definition of Heart (Entry 3 of 3)

river in southwestern North Dakota flowing 200 miles (320 kilometers) east into the Missouri River opposite Bismarck

Illustration of heart

Illustration of heart

Noun

heart 1a: 1 aorta, 2 pulmonary artery, 3 left atrium, 4 left ventricle, 5 right ventricle, 6 right atrium

In the meaning defined above

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Examples of heart in a Sentence

Noun

I could feel my heart pounding. He has a bad heart. He put his hand on his heart. When she heard the news, her heart filled with joy. She just couldn't find it in her heart to forgive them. I felt in my heart that our relationship was never meant to be. a ruler without a heart Have a heart! Can't you see he needs help?
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Recent Examples on the Web: Noun

As the name implies, Discovery's Deadliest Catch docuseries isn't for the faint of heart. Blair Donovan, Country Living, "'Deadliest Catch' Season 15 Premiere Pays Tribute to Fishermen Who Lost Their Lives," 14 Apr. 2019 The ensemble was bright, bold, and definitely not for the faint of heart; a striking It girl-at-Coachella moment. Christian Allaire, Vogue, "Gigi Hadid, Lover of Tie-Dye, Gives the Groovy Look a Coachella Spin," 14 Apr. 2019 The brand Shrimps might be the originator of this trend—not only because of its name, but because of its logo, featuring two little pink shrimp facing one another, in the shape of a heart. Tara Gonzalez, Glamour, "The Next Big 2019 Fashion Trend Is... Shrimp?," 12 Apr. 2019 Our hearts go out to the families and friends of the people who lost their lives in the devastating attack in Christchurch. Chloe Foussianes, Town & Country, "Why Prince William Might Miss the Birth of Meghan Markle and Prince Harry's Baby," 3 Apr. 2019 With 52 episodes, this drama is not for the weak of heart; people who prefer a neat plot should probably steer clear because the storyline is very...involved, to say the least. Ineye Komonibo, Marie Claire, "The Best New K-Dramas of 2019 to Binge-Watch," 26 Mar. 2019 Out of the generosity of my heart, and because horny people need to stick together, here are my tips for finding great erotica. 1. Jenni Miller, SELF, "7 Ways to Find Truly Sexy Erotica, According to Someone Who Reads Tons of It," 22 Feb. 2019 That’s a huge number of young people that were tuning into something which is fundamental in the world of current affairs, and that gives me a lot of heart, as well. Eric Johnson, Recode, "Taking a page from YouTube, Snap VP Nick Bell wants to find the next generation of media stars," 25 Oct. 2018 The wicked character’s grin is enough to strike terror in anyone’s heart. Gabe Bergado, Teen Vogue, "Shahadi Wright Joseph Opens Up About a Possible "Us" Sequel, Impressing Her Parents, and Perfecting an Evil Doppelganger," 1 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of heart

Noun

before the 12th century, in the meaning defined at sense 1a

Verb

before the 12th century, in the meaning defined at sense 2

History and Etymology for heart

Noun and Verb

Middle English hert, from Old English heorte; akin to Old High German herza heart, Latin cord-, cor, Greek kardia

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More Definitions for heart

heart

noun

English Language Learners Definition of heart

: the organ in your chest that pumps blood through your veins and arteries
: the front part of your chest
: the heart thought of as the place where emotions are felt

heart

noun
\ ˈhärt How to pronounce heart (audio) \

Kids Definition of heart

1 : a hollow muscular organ of the body that expands and contracts to move blood through the arteries and veins
2 : something shaped like a heart a Valentine's heart
3 : a part near the center or deep into the interior They reached the heart of the desert.
4 : the most essential part That's the heart of the problem.
5 : human feelings Speak from your heart.
6 : courage or enthusiasm I don't have the heart to tell them what happened.
by heart
: so as to be able to repeat from memory I think I'm going to learn his new phone number by heart.— Paula Danziger, Amber Brown

heart

noun
\ ˈhärt How to pronounce heart (audio) \

Medical Definition of heart

1 : a hollow muscular organ of vertebrate animals that by its rhythmic contraction acts as a force pump maintaining the circulation of the blood and that in the human adult is about five inches (13 centimeters) long and three and one half inches (9 centimeters) broad, is of conical form, is placed obliquely in the chest with the broad end upward and to the right and the apex opposite the interval between the cartilages of the fifth and sixth ribs on the left side, is enclosed in a serous pericardium, and consists as in other mammals and in birds of four chambers divided into an upper pair of rather thin-walled atria which receive blood from the veins and a lower pair of thick-walled ventricles into which the blood is forced and which in turn pump it into the arteries
2 : a structure in an invertebrate animal functionally analogous to the vertebrate heart

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More from Merriam-Webster on heart

Rhyming Dictionary: Words that rhyme with heart

Thesaurus: All synonyms and antonyms for heart

Spanish Central: Translation of heart

Nglish: Translation of heart for Spanish Speakers

Britannica English: Translation of heart for Arabic Speakers

Britannica.com: Encyclopedia article about heart

Comments on heart

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