English · Daily Life
on
/ɒn/
[/ɒn/]
on a surface; about
Beginnerpreposition
Definition
Touching and supported by a surface, or showing a date or topic.
Example
The book is on the shelf.
The book is on the shelf.
Etymology
From Old English 'on', an ancient preposition of place.
How & Where It’s Used
Used for surfaces, days, dates, and subjects.