Sanitising means cleaning something to make it free from germs or dirt.
Sanitising makes things clean and safe. It's important for keeping people healthy.
Examples:
I am sanitising my hands with soap.
She is sanitising the kitchen counters.
They are sanitising the playground equipment.
We are sanitising all the toys in the daycare.
The hospital is sanitising everything to keep patients safe.
Daddy, can you help me sanitise my teddy bear?