Acheron (akeron)

[L. Acheron (-ont-), also Acheruns (-unt-), Get you gone, And at the pit of Acheron Meet me i' the morning. Shak . , Macb., iii. 5. 2. [NL.] A genus of neuropterous insects. Acherontia (ak-e-ron's hi-ä), n. [NL., Ἀχερόντιος, pertaining to Acheron: see Acheron.] A genus of nocturnal lepidopterous insects, of the family Sphingid a. A. atropos is the death's head moth, or death's-head hawk-moth. See death's-head. A cher ontic (ak-e-ron'tik), a. [L. A cher ontic us, Acheron or the infernal regions; dark; gloomy: as, A cher ontic mists.