Definition of katabatic
: relating to or being a wind produced by the flow of cold dense air down a slope (as of a mountain or glacier) in an area subject to radiational cooling
Origin and Etymology of katabatic
Greek katabatos descending, verbal of katabainein to go down, from kata- cata- + bainein to go — more at come
First Known Use: 1918
Seen and Heard
What made you want to look up katabatic? Please tell us where you read or heard it (including the quote, if possible).