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Definitions

heart

[hahrt] / hɑrt /
NOUN
person's emotions
Synonyms
STRONGEST
character feeling love nature soul
STRONG
affection benevolence compassion concern disposition gusto humanity inclination palate pity relish response sensitivity sentiment sympathy temperament tenderness understanding zest
Antonyms
STRONG
animosity apathy disdain dislike hate hatred ill will indifference malevolence meanness mercilessness
WEAK
cowardice fear head
NOUN
courage
Synonyms
STRONGEST
mind nerve soul spirit
STRONG
boldness bravery dauntlessness fortitude gallantry guts mettle moxie pluck purpose resolution spunk will
Antonyms
STRONGEST
body
STRONG
cowardice fear timidity weakness
WEAK
head
NOUN
essence, central part
Synonyms
STRONGEST
center core focus middle root soul
STRONG
basic bosom crux gist hub kernel marrow nitty-gritty nub nucleus pith polestar quick quintessence seat
WEAK
bottom line coal-and-ice focal point
Antonyms
STRONGEST
border exterior exteriority margin outside
WEAK
periphery surface
NOUN
blood-pumping organ in an animate being
Synonyms
STRONG
clock ticker
WEAK
cardiac organ vascular organ
Antonyms
WEAK
cowardice exterior exteriority fear head outside periphery surface

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Iran loads 90% of its crude oil at Kharg, making it the beating heart of Iran’s economy.

From The Wall Street Journal • Apr. 2, 2026

Even Nvidia, the undisputed champion of artificial intelligence chipmaking and the beating heart of the broader AI boom, has slumped 18% since the tech trade turned sour last autumn.

From Barron's • Apr. 2, 2026

The “restart timeline is a stubborn mule,” Raj told MarketWatch, and “repumping the battered energy heart is a multiyear demolition derby, not a weekend DIY.”

From MarketWatch • Apr. 2, 2026

He added: "I wish to thank from the bottom of my heart all those who have reached out to me with kindness, my former colleagues, and my beloved listeners, who I greatly miss."

From BBC • Apr. 1, 2026

To tell the truth, I wasn’t looking with a whole heart.

From "The Teacher’s Funeral" by Richard Peck

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.