(physics) a state of matter consisting of ionized gas; plasma

The fourth state of matter, consisting of a neutral collection of positive ions and free electrons with high conductivity

negative ion (physics); anion (chemistry)

positive ion; an atom or group of atoms that carries a positive charge and moves toward the negative electrode during electrolysis; also called [[正离子|正離子|zheng4 li2 zi3]]

negative ion; anion

(idiom) a family forced to separate and scatter in all directions; wife and children flee and the household is broken up

An ion with a positive electrical charge; also called [[阳离子|陽離子|yang2 li2 zi3]]

to break a molecule into ions or to convert an atom into an ion; ionization

an ionic bond in chemistry

An electrical device that produces a high concentration of negative oxygen ions to freshen indoor air

A collection of political fables written by the early Ming dynasty scholar and advisor Liu Ji (Liu Bowen); the title's name is derived from the concepts of cultural brilliance and fire.

heavy ion; in physics, any ion that is more massive than a helium nucleus

a positively charged sodium atom that has lost one electron

(chemistry) a molecule or ion having separate positively and negatively charged groups, also known as an amphion

the process of exchanging ions of the same charge between a solution and an insoluble solid

hydroxide ion OH-

A state of matter where a gas is heated until electrons are stripped from atoms, leaving positively charged ions