Temperature scale on which water boils at 80 degrees (7)
I believe the answer is:
reaumur
(Another definition for reaumur that I've seen is " French physicist".)
I've seen this clue in The Sunday Times and The Times.
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.