There's some point in this system (6)

I believe the answer is:

metric

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

'this system' is the definition.
(I have seen 'System of measurement' mean 'metric' so perhaps 'system' could also mean 'metric')

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for metric that I've seen before include "Like some feet" , "Relating to the standard European system of measurement" , "Consisting of verses; pertaining to one system of measurement" , "Quantitative" , "Like the SI system" .)

I've seen this clue in The Globe and Mail.

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.