speculum

名词 n.
中文释义
英 /ˈspɛk.jʊ.ləm/|/ˈspɛk.jə.ləm/    美 /ˈspɛk.jə.ləm/

英文释义

名词 n.
  1. A medical instrument used during an examination to dilate an orifice.
  2. A mirror, especially one used in a telescope.
  3. 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.
  4. A lookout place.

词形变化

specula plural speculums plural

词汇关系

衍生词
speculum metal
相关词
speculum literature

词源

Etymology tree
Proto-Indo-European *speḱ-
Proto-Indo-European *-yeti
Proto-Indo-European *spéḱyeti
Proto-Italic *spekjō
Proto-Indo-European *-tḗr
Proto-Indo-European *-trom
Proto-Indo-European *-tlom
Proto-Italic *-klom
Latin speculumlbor.
English speculum
Learned borrowing from Latin speculum.
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