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 crisp, ethereal chimes of traditional wind bells (Fēngduó) resonate throughout the space, creating a calm atmosphere that invites visitors to connect with themselves and the world around them. — Footwear News, 6 Oct. 2026

Eco effort Green initiatives have been taken throughout the hotel, including installation of efficient lighting, conserving water, encouraging guests to reuse room towels and products, and sourcing fresh local produce for the kitchens. — Condé Nast, Condé Nast Traveler, 6 Oct. 2026

Adverb

There are ramps throughout, including the walkways to the beach and the docks over the water. — Condé Nast, Condé Nast Traveler, 7 Oct. 2026

Howell and Sloyan are quite wonderful in these moments, and Howell is exceptional throughout. — Robert Lloyd, Los Angeles Times, 6 Oct. 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