plural of io moth

A large yellow moth, Automeris io, found in North America.

(business) Initialism of interoffice communication. / (military) Initialism of initial operating capability. / Initialism of Italian organized crime. / Initialism of international oil company.

(finance, of an order) Initialism of immediate or cancel.

(sports) Initialism of International Olympic Committee. / (ornithology) Initialism of International Ornithological Committee. (now known as International Ornithologists' Union)

The ninth letter of the Greek alphabet. / A jot; a very small, insignificant quantity.

A chemical element (symbol: I) with an atomic number of 53; one of the halogens. / An antiseptic incorporating the element. / (countable, uncountable, obsolete) An iodide.

(transitive) to treat with iodine.

The largest city and capital of Epirus, Greece.

(astronautics) a type of spacecraft propulsion, whereby electric fields accelerate ions out the exhaust to provide motive force