| PLA | coextensive with the genus Platanus: plane trees |
|---|---|
| PLA | the property of having two dimensions |
| PLA | a power tool for smoothing or shaping wood |
| PLA | a deciduous tree of the family Ulmaceae that grows in the southeastern United States |
| PLA | any of the celestial bodies (other than comets or satellites) that revolve around the sun in the solar system |
| PLA | a person who follows or serves another |
| PLA | an outer gear that revolves about a central sun gear of an epicyclic train |
| PLA | an outer gear that revolves about a central sun gear of an epicyclic train |
| PLA | of or relating to or resembling the physical or orbital characteristics of a planet or the planets |
| PLA | an apparatus or model for representing the solar systems |
| PLA | an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome |
| PLA | a building housing an instrument for projecting the positions of the planets onto a domed ceiling |