Definition of: flux

(fluks) noun
1. A continuous flowing or discharge: a thermal or electrical flux.
2. The act or process of melting.
3. Pathol. A morbid discharge of fluid matter from the body.
4. Metall. A substance that promotes the fusing of minerals or metals, as borax.
5. Any readily fusible glass or enamel used as a base or ground in ceramic work.
6. Physics The rate of flow or transfer of water, heat, electricity, etc.
7. A state of constant movement: the flux of the tide. See synonyms under STREAM.
—bloody flux Dysentery.
—v.t.
1. To make fluid; melt; fuse.
2. To treat, as metal, with a flux.
3. Obs. To purge.
—v.i.
4. Obs. To flow; move. [<F <L fluxus <fluere flow]
—flux·a′tion noun