A genus of nocturnal lepidopterous insects, associated with the household Sphingidæ. A. atropos is the death's-head moth, or death's head hawk-moth. See death's head.
A figure of speech in which the expression is an evident exaggeration of the meaning intended to be conveyed or by which things are represented as much greater or less better or worse than they really are a statement exaggerated fancifully through excitement or for effect...
How would you define acherontia?