Answer: preclinical

AnswerCrossword Clue
preclinicalrelating to the period preceding clinical manifestations
preclinicalRelating to or denoting a stage preceding a clinical stage, in particular
preclinicalRelating to or denoting the stage in a disease prior to the appearance of symptoms that make a diagnosis possible
preclinicalRelating to or denoting the first, chiefly theoretical, stage of a medical education
preclinicalRelating to or denoting the stage of drug testing that precedes the clinical stage