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

The ad then jumps forward in time to show the mother — who remains the same age — checking in with her grandson, now born, at various points throughout his life, including during his own adulthood. —Wesley Stenzel, Entertainment Weekly, 15 Nov. 2025

However, the lead hunter in the 2025 adaptation is Evan McCone (Lee Pace), who appears to be a more sinister killer constantly stalking and trying to kill Richards throughout the deadly game. —Caroline Blair, PEOPLE, 15 Nov. 2025

Adverb

The dress featured playful feathery elements throughout, creating a distinct textural dimension. —Julia Teti, Footwear News, 14 Nov. 2025

Radiant-heated tile floors run throughout, and, indeed, sustainability and comfort go hand in hand here. —Abby Montanez, Robb Report, 13 Nov. 2025

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