RIF

(redirected from Riffian)
Also found in: Dictionary, Thesaurus, Idioms, Encyclopedia, Wikipedia.

RIF

Abbreviation for resistance-inducing factor.

RIF

abbreviation for resistance-inducing factor.

RIF

resistance-inducing factor.

RIF test
resistance-inducing factor test for the assay of avian leukosis viruses.
RIF virus
a virus that has the effect of increasing the resistance of an experimental animal or tissue culture against infection by another related virus.
References in periodicals archive ?
1921 saw early service in Spain's colonial campaigns against the Riffian tribes of Morocco in the 1920s, its first large scale combat use came during the Spanish Civil War of 1936-1939.