How do you spell Apparatus?
Correct spelling
apparatus
Two P's. APPAR + ATUS.
Why is apparatus spelled this way?
From Latin apparare, to make ready. AD (to) + PARARE (to prepare). Apparatus is equipment prepared for a purpose — tools made ready for the work ahead.
Common misspellings of apparatus
aparatusapperatusapparattusapparatis
Example
The breathing apparatus was essential.