built-in

1 of 2

adjective

Synonyms of built-innext
1
a
: forming an integral part of a structure or object
a camera with a built-in flash
especially : constructed as or in a recess in a wall
a built-in bookshelf
b
: built into the ground
a built-in swimming pool
2
a
: inherent
a built-in advantage
b
: already established
Their best-seller status gave them a built-in audience.

built-in

2 of 2

noun

: a built-in piece of furniture

Examples of built-in in a Sentence

Adjective a poker player with a seemingly built-in ability to read his opponents' faces
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.
Adjective
Most major trucking companies have built-in fuel surcharge schedules that raise the cost that shippers pay to move goods automatically. Chris Isidore, CNN Money, 24 Mar. 2026 Basic Plan: Includes heating system, electrical system, plumbing system / stoppage, water heater, whirlpool bathtub, oven / range / stove, cooktop, built-in microwave, garbage disposal, ductwork, garage door openers and ceiling / exhaust fans. Alora Bopray, USA Today, 24 Mar. 2026 Some eyeliners, for example, have built-in smudgers at one end of the pencil. Bestreviews, Mercury News, 24 Mar. 2026 Adding to the mud room’s appeal and utility are built-in storage cubbies, a bench to sit on when changing footwear, and ample space to hang coats and hats. James Alexander, Hartford Courant, 15 Mar. 2026 See All Example Sentences for built-in

Word History

First Known Use

Adjective

1852, in the meaning defined at sense 1a

Noun

1919, in the meaning defined above

Time Traveler
The first known use of built-in was in 1852

Cite this Entry

“Built-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/built-in. Accessed 3 Apr. 2026.

Kids Definition

built-in

adjective
ˈbil-ˈtin
1
: forming a permanent part of a structure or object
built-in bookcases
2
: built into the ground
a built-in swimming pool

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