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a line on a sports field, such as the one in tennis, that marks the end of the playing area, or the one in baseball that marks the path along which players run: She delivered a final serve from the baseline to win the match. HadelProductions/iStock/Getty Images Plus/GettyImages. an imaginary line used as a starting point for making comparisons:
The meaning of BASELINE is a line serving as a basis; especially : one of known measure or position used (as in surveying or navigation) to calculate or locate something. How to use baseline in a sentence.
A baseline is an imaginary starting point or basis of comparison for something. To test how a class's performance improves over time, a researcher might begin with a baseline showing their current scores and grades.
noun. 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.
noun. 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.
baseline in British English. (ˈbeɪsˌlaɪn ) or base line (beɪs laɪn ) noun. 1. surveying. a measured line through a survey area from which triangulations are made. 2. an imaginary line, standard of value, etc, by which things are measured or compared. 3. a line at each end of a tennis court that marks the limit of play.
Definition of baseline noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
1. (Surveying) surveying a measured line through a survey area from which triangulations are made. 2. an imaginary line, standard of value, etc, by which things are measured or compared. 3. (Tennis) a line at each end of a tennis court that marks the limit of play.
base•line (bās′ līn′), n. Also, base′ line′. [ Baseball.]the area between bases within which a base runner must keep when running from one base to another. [ Tennis.]the line at each end of a tennis court, parallel to the net, that marks the in-bounds limit of play.
BASELINE meaning: 1 : information that is used as a starting point by which to compare other information often used before another noun; 2 : a line at either end of the playing area in games like basketball and tennis.
