"baselines" in the noun sense
1. baseline
an imaginary line or standard by which things are measured or compared
"the established a baseline for the budget"
2. service line, baseline
the back line bounding each end of a tennis or handball court when serving the server must not step over this line
3. baseline
the lines a baseball player must follow while running the bases
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License