relativizer

plural relativizers

1. Someone or something that relativizes.

   Josef Schuster, president of the Central Council of Jews in Germany, told Bild it was not enough that Extinction Rebellion had distanced itself from Mr. Hallam. […] “As keen as they criticize climate change deniers,” he said, “they should also do it with Holocaust relativizers.”

   2019 November 21, Elian Peltier, “Extinction Rebellion Co-Founder Apologizes for Holocaust Remarks”, in The New York Times

2. human sciencesA grammatical element used to indicate a relative clause.