A tool for finding optimal routes from one place to another, usually for traveling by car.

The condition of being planar

A person employed by a couple to assist them in planning, designing and coordinating their wedding day.

present participle of planarize

The process of making something planar; flattening

(mathematics) A topological space homeomorphic to a plane (or open disk) and equipped with a hyperbolic metric.

plural of planetary ring

(geology) The plane, or surface formed between the two rock blocks that slip one with the other during an earthquake. The edge of the fault plane can often be seen on the land as a fault line.

(anatomy) The only plane along which the human body is roughly symmetrical, running from the top to the bottom through navel, separating the left and the right hand.

(anatomy) Any imaginary plane parallel to median plane.