A Sharp Difference Such as Day and Night
This page is the CodyCross answer for the clue below from Australia, Group 1010, Puzzle 3 (Kati Thanda Lake Eyre).
Question is: A Sharp Difference Such as Day and Night
and the answer is: CONTRAST
Word Meaning:
CONTRAST — (countable) A difference in lightness, brightness or hue between two colours that makes them more or less distinguishable.
Definitions from Wiktionary.