WordReference Random House Unabridged Dictionary of American English © 2026
or′bital sand′er,
- Mechanical Engineering, Buildinga sander that uses a section of sandpaper clamped to a metal pad that moves at high speed in a very narrow orbit, driven by an electric motor. Cf. belt sander, disk sander.
'orbital sander' also found in these entries (note: many are not synonyms or translations):