Planer
/ˈpleɪnər/noun
A tool or machine used to smooth or shape a surface by removing thin layers of material.
Did you know?Planer comes from the same Latin root as *plane* and *plain*, ultimately tied to the idea of something flat and level—not to planning or schemes.
Etymological Timeline
Latin
Latin
planus
“flat, level, even”
Late Latin
Latin
planare
“to make flat or level”
Old French
Old French
planer
“to make smooth or level; to hover”
Middle English
English
planer
“one who or that which makes something level or smooth”
Modern English
English
planer
“a tool or machine for smoothing a surface”