Large-Scale Rotating Air Mass
This page is the CodyCross answer for the clue below from Under the sea, Group 38, Puzzle 3.
Question is: Large-Scale Rotating Air Mass
and the answer is: CYCLONE
Word Meaning:
CYCLONE — (loosely) Any weather phenomenon consisting of a system of winds rotating around a centre of low atmospheric pressure; a low pressure system.
Definitions from Wiktionary.