plane^{1} (pleɪn) | |
—n | |
1. | maths a flat surface in which a straight line joining any two of its points lies entirely on that surface |
2. | a flat or level surface |
3. | a level of existence, performance, attainment, etc |
4. | a. short for aeroplane |
b. a wing or supporting surface of an aircraft or hydroplane | |
—adj | |
5. | level or flat |
6. | maths (of a curve, figure, etc) lying entirely in one plane |
—vb | |
7. | to fly without moving wings or using engines; glide |
8. | (of a boat) to rise partly and skim over the water when moving at a certain speed |
9. | to travel by aeroplane |
[C17: from Latin plānum level surface] | |
'planeness^{1} | |
—n |
plane^{3} (pleɪn) | |
—n | |
See plane tree |
plane ^{1} (plān)
n.
A surface containing all the straight lines that connect any two points on it.
A flat or level surface.
An imaginary surface formed by extension through any axis of the body or through two definite points on the body.
plane (plān) Pronunciation Key
Noun A two-dimensional surface, any two of whose points can be joined by a straight line that lies entirely in the surface. Adjective Lying in a plane: a plane curve. |
A geometrical location having only two dimensions — length and width (no height). (See coordinates and plane geometry.)