Meaning of the word speculum in English

What does speculum mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

speculum

US /ˈspek.jə.ləm/
UK /ˈspek.jə.ləm/
"speculum" picture

Noun

1.

an instrument for opening and widening a body orifice to permit inspection of its interior

Example:
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The doctor used a speculum to examine the patient's ear canal.
•
A vaginal speculum is commonly used in gynecological examinations.
2.

a mirror or polished metal plate, especially one used in an optical instrument

Example:
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The telescope's primary speculum gathers light from distant stars.
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Ancient astronomers used polished metal speculums in their early instruments.