Heart

/hɑːrt/

nounBeginnerVery CommonGeneral

Definitions

5 meanings
1

The muscular organ in humans and other animals that pumps blood throughout the body.

/hɑːrt/

nounneutralBeginner
General

The organ in the chest that pumps blood.

The doctor checked her heart rate.

💡 Simply: It's like a pump in your chest that sends blood all around your body. Every time it beats, it pushes blood through all the tubes, keeping you alive!

👶 For kids: It's a pump in your body that helps the blood go around!

More Examples

2

The surgeon performed open-heart surgery.

3

A healthy heart is essential for a long life.

How It's Used

Medical

"The doctor listened to the patient's heart with a stethoscope."

Anatomy

"The heart is a vital organ."

2

The emotional or spiritual center of a person.

/hɑːrt/

nounneutralBeginner
General

The center of a person's emotions or feelings.

He poured his heart into his work.

💡 Simply: It’s where all your feelings are located – love, sadness, anger, everything! It’s what makes you feel.

👶 For kids: It's where you feel happy, sad, or mad!

More Examples

2

She had a change of heart.

3

My heart aches for those who are suffering.

How It's Used

Literature

"Her words touched his heart."

Psychology

"She spoke from the heart."

Tip:Think of the place where feelings reside.
3

The central or most important part of something.

/hɑːrt/

nounneutralmedium
General

The central or most important part.

The heart of the matter is his dishonesty.

💡 Simply: The most important part or the middle of something. Like the heart of a pizza is the cheesy, saucy part!

👶 For kids: The most important or the middle of something.

More Examples

2

The heart of the problem lies in poor communication.

3

The heart of the argument was about money.

How It's Used

General

"The heart of the city is the historic district."

Cooking

"Remove the heart of the lettuce before using it in a salad"

Tip:Think of the core or essential element.
4

One of the four suits in a deck of playing cards, represented by a red heart shape.

/hɑːrt/

nounneutralBeginner
General

A playing card suit.

He led with the ace of hearts.

💡 Simply: It’s one of the symbols on a deck of cards. The red, heart-shaped symbol.

👶 For kids: The red shape on some playing cards.

More Examples

2

She needed a heart to win the hand.

3

Hearts is a card game.

How It's Used

Games

"The queen of hearts is a valuable card."

Tip:Think of the red shape found on playing cards.
5

To give someone courage or confidence.

/hɑːrt/

verbpositiveAdvanced
General

To encourage or embolden.

The good news heartened the team.

💡 Simply: To make someone feel braver or more confident to do something. Like when your best friend cheers you up when you're nervous.

👶 For kids: To make someone feel brave and happy.

More Examples

2

Heartened by their success, they redoubled their efforts.

3

The victory heartened the crowd.

How It's Used

Literary

"Heartened by the support of his friends, he continued his quest."

Tip:Think of the act of giving emotional strength.

Idioms & expressions

heart of gold

A kind and generous person.

"She has a heart of gold; she always helps those in need."

from the bottom of my heart

Sincerely; with deep and genuine emotion.

"I thank you from the bottom of my heart."

break someone's heart

To cause someone deep sadness or emotional pain.

"It broke his heart when she left him."

have a change of heart

To change one's mind about something, usually after feeling guilty or realizing a mistake.

"He had a change of heart and decided to donate the money to charity."

From Old English *heorte*, from Proto-Germanic *hertō*, from Proto-Indo-European *ḱḗr (meaning 'heart').

The word 'heart' has been used since Old English times to refer to both the physical organ and the seat of emotions and intellect.

Memory tip

Think of the organ that keeps you alive and beating.

harthert

Usage

60%Spoken
40%Written