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

Loreal played softball and ran track throughout her childhood, but was also always passionate about fashion. —Rebecca Aizin, People.com, 11 Jan. 2025

What Anthony’s hiding in his basement is ultimately the link between what happened to his brother at Fort Totten and what CeCe, Devin and their friends face throughout the season. —Abbey White, The Hollywood Reporter, 11 Jan. 2025

Adverb

The little pieces of chocolate throughout are nice too. —Lisa Cericola, Southern Living, 11 Jan. 2025

Though the final results showed a somewhat comfortable win for Oklahoma (.300), the meet was close throughout, with just tenths separating the top three teams going into the final rotation. —Caroline Price, Forbes, 11 Jan. 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

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