Tennis. the line at each end of a tennis court, parallel to the net, that marks the in-bounds limit of play.
(in perspective drawing) a horizontal line in the immediate foreground formed by the intersection of the ground plane and the picture plane.
a basic standard or level; guideline: to establish a baseline for future studies.
a specific value or values that can serve as a comparison or control.
Typography. the imaginary line on which the bottoms of primary letters align.
Surveying. See under triangulation (def. 1).
Electronics. a horizontal or vertical line formed on the face of a cathode-ray tube by the sweep of the scanning dot.
Naval Architecture. a line on the body plan or sheer plan of a hull, representing a horizontal reference plane for vertical dimensions.
basic or essential.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use baseline in a sentence
Only known hunters were enrolled, and owners first tallied up every bird, mammal or other critter their cats brought home for seven weeks, to establish a baseline for each cat.Meatier meals and more playtime might reduce cats’ toll on wildlife | Jonathan Lambert | February 11, 2021 | Science News
It was 10 minutes before I saw any art, but that gave me time to feel my heart pumping and to register certain baseline realities — for example, the world is three-dimensional.Sculpture parks are a great way to see art during a pandemic. Here’s why some are better than others. | Sebastian Smee | February 11, 2021 | Washington Post
Once you’ve played a few rounds and have a stronger grasp on how your first choice of ball performs when putting, with powerful long drives, and on different terrain, you’ll have a baseline for comparison with pro models.Beginner-friendly golf balls that will help you fall in love with the game | PopSci Commerce Team | February 5, 2021 | Popular-Science
Users fill out some brief fitness information on the web-based platform, outlining their goals and current baseline.Health tech startup Bold raises $7 million in seed funding for senior-focused fitness programs | Sophie Burkholder | February 4, 2021 | TechCrunch
Leg press, for example, ends up about 70 percent higher than baseline.
“There is a baseline agreement when it comes to campus rape: the current system is failing these students,” she added.
Their borderline baseline distaste for a person they did not know had become a sport, and the off season was finally over.
A system to ensure that providers have a baseline competency in the areas where they choose to practice makes sense to me.
We can aim at an economy that makes dignity and security a baseline and lets people cut their paths from there.We Need More Class Traitors: Solving America’s Meritocracy Problem | Jedediah Purdy | April 20, 2014 | THE DAILY BEAST
Women have learned to operate with a baseline level of fear, one that dips or peaks depending on our surroundings.Apps and Online Programs Offer New Ways to Report Street Harassment | Tessa Miller | April 2, 2014 | THE DAILY BEAST
On the 17th a baseline was laid down on the plateau, and Blake was able to commence his survey of the island.The Home of the Blizzard | Douglas Mawson
With two tracers, separated on a baseline of a few million kilometers, we can plot position closely.Evil Out of Onzar | Mark Ganes
Anyway, he knocked it straight down the third baseline and fooled the Journals rivals, for their fielders were not on duty.Joan of the Journal | Helen Diehl Olds
The crescent rests on a baseline formed by the slowly-proceeding line of women, children, and baggage-horses.At Home with the Patagonians | George Chaworth Musters
Meanwhile his baseline had been extended twenty miles to the westto near Noyon.
British Dictionary definitions for baseline
surveying a measured line through a survey area from which triangulations are made
an imaginary line, standard of value, etc, by which things are measured or compared
a line at each end of a tennis court that marks the limit of play
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012