baseline
Americannoun
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Baseball. the area between bases base bases basis within which a base runner must keep when running from one base bases to another.
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Tennis. the line at each end of a tennis court, parallel to the net, that marks the in-bounds limit of play.
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(in perspective drawing) a horizontal line in the immediate foreground formed by the intersection of the ground plane and the picture plane.
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a basic standard or level; guideline.
to establish a baseline for future studies.
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a specific value or values that can serve as a comparison or control.
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Typography. the imaginary line on which the bottoms of primary letters align.
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Surveying. triangulation1
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Electronics. a horizontal or vertical line formed on the face of a cathode-ray tube by the sweep of the scanning dot.
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Naval Architecture. a line on the body plan or sheer plan of a hull, representing a horizontal reference plane for vertical dimensions.
adjective
noun
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surveying a measured line through a survey area from which triangulations are made
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an imaginary line, standard of value, etc, by which things are measured or compared
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a line at each end of a tennis court that marks the limit of play
Etymology
Origin of baseline
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.
“If DoD makes this the default clause across all AI vendors, it eliminates vendor-by-vendor negotiation over acceptable use and signals that firms unwilling to accept that baseline will be replaced,” Tillipman said.
From MarketWatch
A bust that brings down the economy isn’t my baseline.
A baseline tariff may be the "price" Canada has to pay to continue shipping goods to the US, Canada's finance minister said.
From BBC
Business contacts in the Southeast reported solid activity in the second half of 2025 and expect a similar baseline ahead, he said.
From Barron's
On Monday KPC and its partner Lendlease, the original contractor for the project, filed an initial purchase agreement in federal bankruptcy court that establishes a baseline price of $470 million for the complex.
From Los Angeles Times
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.
