STI

American  

abbreviation

1. sexually transmitted infection: any infection that is characteristically transmitted by sexual contact and may either clear up or develop into a sexually transmitted disease.

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Etymology

Origin of STI

First recorded in 1990–95

Example Sentences

One key advantage for Singapore equities is the high average dividend yield of the 30 companies that make up the STI.

From The Wall Street Journal • Dec. 3, 2025

That includes gay and bisexual men and people who have had an STI in the past.

From BBC • Mar. 24, 2025

However, funding for STI programs has remained relatively flat, and departments are having to stretch the same funds to handle far more cases.

From Salon • Jan. 17, 2025

Unpacking STI trends using genomic surveillance could help identify high-risk areas or populations and inform targeted public health strategies to break the chains of transmission.

From Science Daily • Sep. 16, 2023

XVth century, in the Royal Private Library at Stuttgart, iii 37 ---- 8vo., in the Emperor's private collection at Vienna, iii 386 ---- STI.

From A Bibliographical, Antiquarian and Picturesque Tour in France and Germany, Volume One by Dibdin, Thomas Frognall