Origin and Etymology of prophylaxis
New Latin, from Greek prophylaktikos
First Known Use: circa 1842
Medical Definition of prophylaxis
: measures designed to preserve health and prevent the spread of disease : protective or preventive treatment <prophylaxis against viral diseases> <a paste containing fluorine for dental prophylaxis>
Seen and Heard
What made you want to look up prophylaxis? Please tell us where you read or heard it (including the quote, if possible).