You might be confusing the word plane with plain. These words are commonly misused.

plane is on the Basic English 850 List.
place - plane - plant

Pronunciation

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Singular
plane

Plural
planes

 
A plane
  1. (vehicle) (countable) A plane is a vehicle with wings that flies.
    Can we hurry? I have to catch a plane to Miami.
  2. (countable) (geometry) A plane is a surface that goes out in all directions indefinitely.
  3. (countable) A plane is a level of existence.
  4. (countable) A plane is a tool for smoothing wood.

Plain form
plane

Third-person singular
planes

Past tense
planed

Past participle
planed

Present participle
planing

  1. If you plane, you glide or soar.
  2. (transitive) If you plane a piece of wood, you smooth it with a plane.
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