English[edit]
Etymology[edit]
presymptomatic + -ally
presymptomatically (not comparable)
- (medicine) Before the appearance of symptoms.
2005, William L. Nyhan, Bruce A. Barshop, Pinar T. Ozand, Atlas of Metabolic Diseases: Second Edition, page 10:One was diagnosed presymptomatically because his brother, whose onset was at 13 months, had the disease […]