Defn: A large and handsome American moth (Hyperchiria Io), having a large, bright-colored spot on each hind wing, resembling the spots on the tail of a peacock. The larva is covered with prickly hairs, which sting like nettles.

-ION -ion. Etym: [L. -io, acc. -ionem: cf. F. -ion.]

Defn: A noun suffix denoting act, process, result of an act or a process, thing acted upon, state, or condition; as, revolution, the act or process of revolving; construction, the act or process of constructing; a thing constructed; dominion, territory ruled over; subjection, state of being subject; dejection; abstraction.

ION
I"on, n. Etym: [Gr. (Elec. Chem.)

Defn: One of the elements which appear at the respective poles when a body is subjected to electro-chemical decomposition. Cf. Anion, Cation.

IONIAN
I*o"ni*an, a. Etym: [L. Ionius. See Ionic.]

Defn: Of or pertaining to Ionia or the Ionians; Ionic.
— n.

Defn: A native or citizen of Ionia.

IONIC
I*on"ic, a. Etym: [L. Ionicus, Gr.

1. Of or pertaining to Ionia or the Ionians.