Speculum

//ˈspɛk.jʊ.ləm// noun

Definitions

Noun
  1. 1
    A medical instrument used during an examination to dilate an orifice.
  2. 2
    a medical instrument for dilating a bodily passage or cavity in order to examine the interior wordnet
  3. 3
    A mirror, especially one used in a telescope.
  4. 4
    a mirror (especially one made of polished metal) for use in an optical instrument wordnet
  5. 5
    A bright, lustrous patch of colour found on the wings of ducks and some other birds, usually situated on the distal portions of the secondary quills, and much more brilliant in the adult male than in the female.
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  1. 6
    A lookout place.

Etymology

Learned borrowing from Latin speculum.

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