Olfaction is the action or process of smelling.
Olfaction is a way we experience the world around us, especially with food and flowers.
Examples:
Olfaction helps us enjoy the smell of fresh bread.
Dogs have a very good olfaction.
My olfaction is not very good because I have a cold.
I think my olfaction is better than yours!
Superheroes have olfaction so good they can smell danger from far away.
Olfaction is important for tasting food.