How do you spell Installation?
Correct spelling
installation
Two L's. INSTALL + ATION.
Why is installation spelled this way?
From Latin installare, to place in a stall. IN (in) + STALLUM (a standing place). An installation places something in its standing place — whether equipment in a building or art in a gallery.
Common misspellings of installation
instalationinstallatoninstalasioninsalation
Example
The installation of the new system took a week.