An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.

(slang) I don't.

(non-productive) An action or process, or the result of an action or process. / (non-productive) A state or condition.

(Greek mythology) Son of Creusa and Xuthus, and the ancestor of Ionian people. / (philosophy) Ion of Chios, a Greek writer, dramatist, lyric poet and philosopher of the Pythagorean school

A surname from Romanian.

Obsolete form of Joan. / A city in Amador County, California, United States.

plural of ion

A surname originating as a patronymic.

plural of Ion

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