- a ramjet.
Origin of athodyd
1925–30; a(ero)- th(erm)ody(namic) d(uct)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- another name for ramjet
C20: from a (ero) -th (erm) ody (namic) d (uct)