## Meanings
1. A vehicle with wings and engines that flies through the air.
2. A completely flat surface that extends in all directions.
3. A hand tool with a blade for smoothing or shaping wood.
4. To make wood smooth or even using a plane.

## Examples
- The flight was delayed due to trouble with the plane.
- We will refer to the plane of the graph as the X-Y plane.
- The cabinetmaker used a plane for the finish work.
- He planed the top of the door so it would close.

## Derived Forms
- antiplane
- aquaplane
- backplane
- battleplane
- biplane
- cargoplane
- carplane
- centerplane
- convexoplane
- coplane
- deplane
- eigenplane

## Related Forms
- plain
- planar
- planate

## Roots and Affixes
- Root: plane
- Root: platanus
- Root: πλάτανος

## Etymology
From Middle English plane, borrowed from Old French plane, from Latin platanus, from Ancient Greek πλάτανος (plátanos), from πλατύς (platús, “wide, broad”).

## AI Etymology
Plane comes from Middle English plane, borrowed from Old French plane, from Latin platanus, from Ancient Greek πλάτανος (plátanos), from πλατύς (platús, “wide, broad”). The historical chain includes plane (Middle English), plane (Old French), platanus (Latin), πλάτανος (Ancient Greek). In present-day English it covers a vehicle with wings and engines that flies through the air, a completely flat surface that extends in all directions, and a hand tool with a blade for smoothing or shaping wood. The wider family includes derived forms such as antiplane, aquaplane, backplane, battleplane, biplane and related forms such as plain, planar, planate.

## Topics
- Transportation

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