prevention of or protection against disease, often involving the use of a biologic, chemical, or mechanical agent to destroy or prevent the entry of infectious organisms. prophylactic, adj. Medtalk A medical maneuver intended to prevent disease. See Chemoprophylaxis, HIV prophylaxis, Malaria prophylaxis.
National Mother-In-Law Day is celebrated on the 4th Sunday in October Itâs a great chance to honor your mother-in-law and show your affection and appreciation. Ad.
Constitution Day is a federal observance that commemorates the U.S. Constitution. It is observed on September 17, the day the Constitution was signed in 1787. Constitution Day was established by law in 2004.