Base Line
The main imaginary line running east and west and crossing a principal meridian at a definite point, used by surveyors for reference in locating and describing land under the rectangular (government) survey system of legal description.
Real Estate Glossary
The main imaginary line running east and west and crossing a principal meridian at a definite point, used by surveyors for reference in locating and describing land under the rectangular (government) survey system of legal description.