Brightness of a Star; Size or Scale
This page is the CodyCross answer for the clue below from Paris, Group 256, Puzzle 2 (King Louis Xvi).
Question is: Brightness of a Star; Size or Scale
and the answer is: MAGNITUDE
Word Meaning:
MAGNITUDE — (uncountable, countable) The absolute or relative size, extent or importance of something.
Definitions from Wiktionary.