grade separation


separation of the levels at which roads, railroads, paths, etc., cross one another in order to prevent conflicting rows of traffic or the possibility of accidents.

Nearby words

  1. grade iv astrocytoma,
  2. grade line,
  3. grade point,
  4. grade point average,
  5. grade school,
  6. grade-schooler,
  7. gradeability,
  8. graded post,
  9. gradeflation,
  10. gradely

Origin of grade separation

An Americanism dating back to 1930–35 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019