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STD

2 ENTRIES FOUND:
STD /ˌɛsˌtiːˈdiː/ noun
plural STDs
STD
/ˌɛsˌtiːˈdiː/
noun
plural STDs
Britannica Dictionary definition of STD
[count]
: any one of various diseases that you can get by having sex with a person who has the disease
STD is an abbreviation for “sexually transmitted disease.”