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 military remains Pakistan’s most powerful institution, having solidified its dominance throughout the country’s history with coups and constitutional amendments. —Sophia Saifi, CNN Money, 27 Feb. 2026

Accessibility The Noelle is an ADA-compliant hotel with additional thoughtful touches like a publicly accessible restroom, mobile check-in, and braille signage throughout the building. —Condé Nast, Condé Nast Traveler, 27 Feb. 2026

Adverb

Accessibility The building incorporates universal design throughout, featuring step-free entrances to all of the restaurants, wide doorways, accessible guest rooms with barrier-free bathrooms, and a wheelchair accessible lift from the shower room to the pool area. —Condé Nast, Condé Nast Traveler, 26 Feb. 2026

The kitchen and bathrooms were fully renovated, the original wide-plank floors throughout were scraped by hand, and windows overlooking the rear garden were expanded, flooding the breakfast room with natural light. —David Foxley, Architectural Digest, 25 Feb. 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