Boil

/bɔɪl/

verbBeginner🔥Very CommonAction
3 meanings1 idiom/phrase2 questions

Definitions

3 meanings
1

To reach a temperature at which a liquid turns into vapor, forming bubbles.

/bɔɪl/

verbneutralBeginner
Action

To heat a liquid until it bubbles and forms steam.

The water boiled rapidly.

💡 Simply: To make something hot until it bubbles.

More Examples

2

He boiled the potatoes until they were soft.

How It's Used

Cooking

"I'm going to boil some water for pasta."

Chemistry

"The solution began to boil at 100 degrees Celsius."

2

The act or process of boiling.

/bɔɪl/

nounneutralBeginner
State

A state of being heated to a point of bubbling.

The soup came to a boil.

💡 Simply: The bubbly action of something hot.

More Examples

2

The pot was at a rolling boil.

How It's Used

Cooking

"The potatoes are at a rolling boil."

Tip:Think of a pot of boiling water.
3

A localized skin infection characterized by inflammation and pus.

/bɔɪl/

nounnegativeIntermediate
Medical Condition

A sore, inflamed area on the skin, often caused by infection.

The boil was extremely painful.

💡 Simply: A painful, pus-filled bump on the skin.

More Examples

2

She treated the boil with antibiotics.

How It's Used

Medical

"She had a painful boil on her arm."

Tip:Think of something bubbling and inflamed.

Idioms & expressions

bring something to a boil

To heat something until it boils.

"She brought the water to a boil before adding the pasta."

From Old English *bolian, from Proto-Germanic *būlijaną, from Proto-Indo-European *bʰew-.

The word 'boil' has been used in its various meanings for centuries, with evidence appearing in Old English texts.

Memory tip

Imagine bubbles boiling up like a pot on the stove.

Word Origin

LanguageOld English
Original meaning

"To bubble or swell"

rolling boilbring to a boilboil over

Common misspellings

boileboill

Usage

70%Spoken
30%Written