gap
Americannoun
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a break or opening, as in a fence, wall, or military line; breach.
We found a gap in the enemy's line of fortifications.
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an empty space or interval; interruption in continuity; hiatus.
a momentary gap in a siren's wailing; a gap in his memory.
- Synonyms:
- lull, interlude, break, interstice, pause
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a wide divergence or difference; disparity.
the gap between expenses and income; the gap between ideals and actions.
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a difference or disparity in attitudes, perceptions, character, or development, or a lack of confidence or understanding, perceived as creating a problem.
the technology gap; a communications gap.
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a deep, sloping ravine or cleft through a mountain ridge.
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Chiefly Midland and Southern U.S. a mountain pass.
the Cumberland Gap.
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Aeronautics. the distance between one supporting surface of an airplane and another above or below it.
verb (used with object)
verb (used without object)
noun
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a break or opening in a wall, fence, etc
-
a break in continuity; interruption; hiatus
there is a serious gap in the accounts
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a break in a line of hills or mountains affording a route through
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a gorge or ravine
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a divergence or difference; disparity
there is a gap between his version of the event and hers
the generation gap
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electronics
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a break in a magnetic circuit that increases the inductance and saturation point of the circuit
-
See spark gap
-
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to remedy a deficiency
verb
Other Word Forms
- gapless adjective
- gappy adjective
Etymology
Origin of gap
First recorded in 1350–1400; Middle English, from Old Norse: “chasm”; akin to Old Norse gapa “to open the mouth wide” ( gape ( def. ) )
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.
Sherin said the group raised about $5 million in pledges and was counting on historical tax credits to fill the gap but still came up several million dollars short.
From Los Angeles Times • Apr. 3, 2026
"This study addresses a major gap by focusing on the workers who start their day when most people are still asleep."
From Science Daily • Apr. 1, 2026
Improving execution in certain businesses should gradually support earnings visibility and help narrow the valuation gap.
From The Wall Street Journal • Apr. 1, 2026
“There’s a widening gap between what people have versus what they need,” Roberts said.
From MarketWatch • Apr. 1, 2026
Razi leaned forward and urged their ox on even more, trying to widen the gap between their cart and the men’s.
From "The Boy Who Met a Whale" by Nizrana Farook
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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.