indentation

noun

in·​den·​ta·​tion ˌin-ˌden-ˈtā-shən How to pronounce indentation (audio)
1
a
: the blank space produced by indenting : indention sense 1a
a half-inch indentation
b
: the action of indenting
indentation of a line of text
: the condition of being indented
a paragraph set out by indentation
2
a
: an angular cut (such as a notch) or something resembling such a cut in an edge
indentations along the edge of a leaf
b
: a usually deep recess (as along a coastline)
a coastline with many indentations
3
: dent
Test [the fish] by depressing the flesh with a finger; it should spring back to its original shape leaving no indentation.Carole Sugarman

Examples of indentation in a Sentence

Our style guidelines call for indentation of the first line of each paragraph. a coastline with many indentations There were several small indentations in the surface of the table.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Thumb stones are about half an inch wider than the average thumb and have an indentation. Bestreviews, The Mercury News, 12 Feb. 2025 Put the tip of the spatula (or the tip of a spoon) on the bottom of the outer edge of the pavlova and pull upward, creating an indentation in the pavlova with a bit of a peak on top. Martin Sorge, Chicago Tribune, 11 Feb. 2025 The navel, also known as the belly button or umbilicus, is a small, round, or oval indentation or bump in the middle of the abdomen (belly). Brandi Jones, Msn-Ed, Health, 9 Feb. 2025 Lost in the weeds Learning the syntax of a programming language – for example, where to place colons and where indentation is required – takes a lot of time for many students. Daniel Zingaro, The Conversation, 31 Jan. 2025 See All Example Sentences for indentation

Word History

First Known Use

15th century, in the meaning defined at sense 2a

Time Traveler
The first known use of indentation was in the 15th century

Browse Nearby Words

Cite this Entry

“Indentation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indentation. Accessed 19 Apr. 2025.

Kids Definition

indentation

noun
in·​den·​ta·​tion ˌin-ˌden-ˈtā-shən How to pronounce indentation (audio)
1
a
: an angular cut in an edge : notch
b
: a deep recess (as in a coastline)
2
a
: the action of indenting : the state of being indented
b
: a blank or empty space produced by indenting
3

More from Merriam-Webster on indentation

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