Unit of gold purity
THE ANSWER IS
The answer is KARAT.
Tap reveal when you’re ready—the letters stay hidden until then.
Why it fits
KARAT is the 5-letter answer to “Unit of gold purity” in the July 19, 2025 Lexigo puzzle. Every answer must also trace a connected path across touching hexagons, with each word linking to its neighbors in the chain—so KARAT both satisfies the clue and fits the day’s board.