sweptback
swept·back
adjective
1.
(especially of aircraft wings) angled rearward from the point of attachment
- “aircraft with sweptback wings”
Origin
From swept + back.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.