Liters and meters, e.g (5)

I believe the answer is:

units

(Other definitions for units that I've seen before include "Single items or standard quantities" , "Single undivided wholes" , "Individual things or groups" , "Measures of alcohol" , "Modules" .)

I've seen this clue in the USA Today.

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.