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.
[grey-dee-uh nt] /ˈgreɪ di ənt/ noun 1. the degree of inclination, or the rate of ascent or descent, in a highway, railroad, etc. 2. an inclined surface; grade; ramp. 3. Physics. 4. Mathematics. a differential operator that, operating upon a function of several variables, results in a vector the coordinates of which are the partial […]
[grey-dee-en-ter] /ˈgreɪ diˌɛn tər/ noun, Surveying. 1. an instrument on a transit for measuring angles of inclination in terms of their tangents.
- Gradient post
noun 1. a small white post beside a railway line at a point where the gradient changes having arms set at angles representing the gradients
[wind] /wɪnd/ noun 1. a wind with a velocity and direction that are mathematically defined by the balanced relationship of the pressure gradient force to the centrifugal force and the Coriolis force: conceived as blowing parallel to isobars.