door
Americannoun
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a movable, usually solid, barrier for opening and closing an entranceway, cupboard, cabinet, or the like, commonly turning on hinges or sliding in grooves.
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a doorway.
to go through the door.
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the building, house, etc., to which a door belongs.
My friend lives two doors down the street.
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any means of approach, admittance, or access.
the doors to learning.
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any gateway marking an entrance or exit from one place or state to another.
at heaven's door.
idioms
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lay at someone's door, to hold someone accountable for; blame; impute.
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leave the door open, to allow the possibility of accommodation or change; be open to reconsideration.
The boss rejected our idea but left the door open for discussing it again next year.
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lie at someone's door, to be the responsibility of; be imputable to.
One's mistakes often lie at one's own door.
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show someone the door, to request or order someone to leave; dismiss.
She resented his remark and showed him the door.
noun
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a hinged or sliding panel for closing the entrance to a room, cupboard, etc
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( in combination )
doorbell
doorknob
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a doorway or entrance to a room or building
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a means of access or escape
a door to success
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informal sport at an early stage
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to lay (the blame or responsibility) on someone
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in or into the open air
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to order someone to leave
Other Word Forms
- doorless adjective
- half-door adjective
Etymology
Origin of door
First recorded before 900; Middle English dore, Old English duru “door,” dor “gate”; akin to German Tür, Old Norse dyrr, Greek thýra, Latin foris, Old Irish dorus, Old Chursh Slavonic dvĭrĭ
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"When we give athletes opportunities to problem-solve through movement, we open the door to more resilient and adaptable sprint performance."
From Science Daily • Apr. 8, 2026
“The comp next door, no one would have thought that price was possible,” Gaetjens says.
From MarketWatch • Apr. 8, 2026
An earlier strike ripped the door of her building from its hinges.
From The Wall Street Journal • Apr. 7, 2026
How could the Bruins allow the cornerstone of the program’s future to just walk out the door?
From Los Angeles Times • Apr. 7, 2026
At the end is a heavy metal door propped open to the outside with a block of wood.
From "Red Flags and Butterflies" by Sheryl Azzam
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.