venereal disease
US /vɪˈnɪriəl dɪˈziːz/
UK /vɪˈnɪriəl dɪˈziːz/

1.
any disease typically contracted by sexual contact with an infected person; a sexually transmitted disease (STD)
:
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Public health campaigns aim to reduce the spread of venereal diseases.
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Syphilis is a well-known venereal disease.