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

Pushing a heavy load requires the robot to maintain balance while applying force, whereas lifting requires it to support the object’s weight and control its posture throughout the movement. — Jijo Malayil, Interesting Engineering, 20 Oct. 2026

The song is a dreamy barn-raiser, hoisting this premise on warm guitar tones and a plaintive tone that proves a through-line throughout the record. — Linnie Greene, Pitchfork, 20 Oct. 2026

Adverb

Set the scene The hotel is located in the town of Lenox, home to a balanced blend of family locals with young tourists sprinkled very sparsely throughout. — Condé Nast, Condé Nast Traveler, 20 Oct. 2026

Miami did not commit a penalty in the second half or overtime, but the damage done early was enough to benefit FSU and help keep the game close throughout. — Jordan McPherson, Miami Herald, 20 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