The process by which two viruses meet in a single host and reproduce to create a new virus that includes genetic material from both of them.

A grape variety cultivated in Spain and Portugal, used in the production of white wine. / A variety of white wine made from this grape.

plural of dehumanization

(historical) The planned and attempted mass murder of the European Jews by the Nazis; the Holocaust. / Used other than figuratively or idiomatically: see final, solution.