redisinfect

re- +‎ disinfect. Attested since the 19th century.

redisinfect (third-person singular simple present redisinfects, present participle redisinfecting, simple past and past participle redisinfected)

1. To disinfect again.
   • 1895, Annals of Surgery, volume 22, page 469:

     In this case we must employ two surgeons, or else the single one must thoroughly redisinfect his hands and arms in the manner already described before opening the abdomen.

• dentifrices