Definition of recusation in English:

recusation

Pronunciation /rɛkjuːˈzeɪʃn/

noun

Law
  • (now chiefly US). An objection or appeal; especially an appeal grounded on a judge's conflict of interest or prejudice towards a party.

Origin

Late Middle English (in an earlier sense). From Middle French recusation action of recusing and its etymon classical Latin recūsātiōn-, recūsātiō expression of unwillingness or disagreement, objection, (in legal use) counterplea, demurrer from recūsāt-, past participial stem of recūsāre + -iō.