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
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
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
Mary Marlowe Leverette, Southern Living, 15 Aug. 2025
After dinner, Mark quickly left after the toilet overflowed due to Epcot's constant use throughout the day.
—Carson Blackwelder, People.com, 15 Aug. 2025
Ollie Barder, Forbes.com, 15 Aug. 2025
There is art throughout, including a 10-foot mural by local Winnetka artist Paige Spearin, who designed prints for Lilly Pulitzer, an oversize piece by Maggie Meiners, also from Winnetka, and a photography piece by Nick Mele.
—Kristin Larson, Footwear News, 15 Aug. 2025
See All Example Sentences for throughout
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Preposition
Reapply the fertilizer every six weeks throughout the growing season at a rate of 1 pound per 100 square feet.
—Mary Marlowe Leverette, Southern Living, 15 Aug. 2025
After dinner, Mark quickly left after the toilet overflowed due to Epcot's constant use throughout the day.
—Carson Blackwelder, People.com, 15 Aug. 2025
Adverb
Space Gun was a much harder and more technical light gun game, with references to the Alien movies throughout.
—Ollie Barder, Forbes.com, 15 Aug. 2025
There is art throughout, including a 10-foot mural by local Winnetka artist Paige Spearin, who designed prints for Lilly Pulitzer, an oversize piece by Maggie Meiners, also from Winnetka, and a photography piece by Nick Mele.
—Kristin Larson, Footwear News, 15 Aug. 2025
See All Example Sentences for throughout
Cite this Entry
“Throughout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/throughout. Accessed 23 Aug. 2025.
Copy CitationKids 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 preposition1
: in or to every part of
throughout the house
2
: during the whole time of
throughout the evening
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