STI

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abbreviation

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

QUIZ

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Test how much you really know about regular and irregular plural nouns with this quiz.

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Which of the following nouns has an irregular plural form?

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Compare STD.

Words nearby STI

St. Helens, St. Helier, sthenia, sthenic, Stheno, STI, stibial, stibialism, stibine, stibium, stibnite

How to use STI in a sentence

Women Living with Incurable STDs, argues that women are more often shunned when it comes to an STI.
The Silent Shame of HPV|Emily Shire|August 29, 2014|DAILY BEAST
April is STI Awareness month—a month that Trojan has swooped in and taken ownership of.
STI Awareness Month Is Nothing More Than a Hallmark Holiday for Condoms|Kent Sepkowitz|April 18, 2014|DAILY BEAST
Interminable conversations take place between ‘the girls’ in an STI clinic, where they have accompanied a friend for an abortion.
Why ‘Girls’ Is Bad for Women|Emma Woolf|March 31, 2014|DAILY BEAST
Unconstitutional, un-kon-sti-tū′shun-al, adj. not constitutional: contrary to the constitution.
Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements)|Various

Thus the "Two Badgers" were made keepers of the sacred heart-shell (sti kili achi), makers and wardens of fire.
Outlines of Zui Creation Myths|Frank Hamilton Cushing
De lb da tilbage ad den samme Sti, ad hvilken de vare komne derhen.
The English Language|Robert Gordon Latham
Yet how they will talk about what they never heard of before they came among us, and say it es all su-per-sti-tion!
Traditions and Hearthside Stories of West Cornwall, Second Series|William Bottrell
Catalogus omnium qui admissi petrunt in fraternitatis beneficium Monasterii Sti.
Parish Priests and Their People in the Middle Ages in England|Edward L. Cutts