throughout

1 of 2

preposition

through·​out thrü-ˈau̇t 

1

: all the way from one end to the other of : in or to every part of

cities throughout the United States

2

: during the whole course or period of

troubled her throughout her life

throughout

2 of 2

adverb

1

: in or to every part : everywhere

of one color throughout

2

: during the whole time or action : from beginning to end

remained loyal throughout

Synonyms of throughout

Preposition

• around
• across
• over

Adverb

• through
• around
• over

Examples of throughout in a Sentence

Preposition

The company has stores throughout the United States and Canada.

She has traveled throughout the world.

His supporters remained loyal throughout his difficulties.

Throughout her life, she has suffered with the disease.

It rained throughout the day.

Adverb

The house is painted white throughout.

The house has wood floors throughout.

He had a difficult year, but his supporters remained loyal throughout.

Recent Examples on the Web

Preposition

Heading into the night, Apple TV was in a good place, and Widow’s Bay continued to win six more trophies throughout the evening, bringing its total to 14. — Jason P. Frank, Vulture, 15 Sep. 2026

The dress was longsleeve and ruching throughout that gave the dress dimension. — Amina Ayoud, Footwear News, 14 Sep. 2026

Adverb

The Spanish players looked sharper and faster throughout, with turnovers again an issue for Germany after the hosts had 25 in their semifinal defeat to France on Saturday. — ABC News, 13 Sep. 2026

No film could be more heartbreaking, yet there are touches of humor throughout. — Matthew Carey, Deadline, 10 Sep. 2026

Word History

First Known Use

Preposition

13th century, in the meaning defined at sense 1

Adverb

13th century, in the meaning defined at sense 1

Rhymes for throughout

• about
• bailout
• blackout
• blowout
• breakout
• burnout
• buyout
• checkout
• closeout
• cutout
• devout
• dropout

Kids Definition

throughout

1 of 2 adverb

through·​out thrü-ˈau̇t 

1

: in or to every part : everywhere

of one color throughout

2

: during the whole time or action : from beginning to end

remained loyal throughout

throughout

2 of 2 preposition

1

: in or to every part of

throughout the house

2

: during the whole time of

throughout the evening