Definition Of planes
(of a bird or an airborne object) soar without moving the wings; glide.
a bird planed down toward the water below
a flat surface on which a straight line joining any two points on it would wholly lie.
The parabola results when the plane is parallel to a generating line of the cone.
a level of existence, thought, or development.
His work complements this project on a political plane by reading Marx and Lenin to develop an adequate political critique of Hegelianism.
a tall spreading tree of the northern hemisphere, with maplelike leaves and bark that peels in irregular patches.
As you hike up through the gracious park, dotted with palaces turned museums, crickets chirr in the plane trees and pines.
a tool consisting of a block with a projecting steel blade, used to smooth a wooden or other surface by paring shavings from it.
It is surprising that this small family enterprise was still producing wooden planes on into the twentieth century.