(medicine) An extremely contagious and often fatal illness caused by the Ebola virus, characterised by fever and internal bleeding, contracted through infected body fluids.

(slang) Ballet.

Third-person singular simple present indicative form of freezeproof

(volcanology, meteorology) Electrical discharge that occurs during a volcanic eruption, caused by a build-up of static electricity in colliding ejecta (such as ash and debris).