Relating to the Outer Layer of the Earth
This page is the CodyCross answer for the clue below from Rainforest, Group 1216, Puzzle 3 (High Humidity).
Question
Relating to the Outer Layer of the Earth
Answer
CRUSTAL
Word Meaning:
CRUSTAL — Of, pertaining to, or forming a crust, especially the crust of the Earth or other planet.
Definitions from Wiktionary.