It's a more unusual spray (8)

I believe the answer is:

atomiser

I'm a little stuck... Click here to teach me more about this clue!

'spray' is the definition.
(I know that spray can be written as atomiser)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for atomiser that I've seen before include "Device for making liquid into a fine spray" , "I, maestro can reduce liquids to a fine spray" , "Perfume spray" , "Amortise for spray-creating device" , "Container that releases liquid in a fine spray" .)

I've seen this clue in The Guardian and The Sun.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.