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

Preposition

• about
• across
• around
• over
• round
• through

Adverb

• around
• over
• round
• through

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 Sharks’ prospect pool was also largely devoid of high-end talent, with the organization trading away multiple first-round draft picks throughout the 2010s for short-term solutions to keep the championship window open. —Curtis Pashelka, The Mercury News, 16 Nov. 2024

The agency’s $48 billion budget funds medical research on cancers, vaccines and other diseases through competitive grants to researchers at institutions throughout the nation. —Aleccia Washington, Twin Cities, 15 Nov. 2024

Adverb

There’s central air-conditioning and hardwood floors throughout. —Clio Chang, Curbed, 12 Nov. 2024

That edition at the Le Meridien Delfina was difficult, with striking hotel workers picketing loudly outside throughout. —Andreas Wiseman, Deadline, 4 Nov. 2024

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

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