otoscope

Từ điển WordNet v3.1 - WordNet Dictionary

noun

medical instrument consisting of a magnifying lens and light;
used for examining the external ear (the auditory meatus and especially the tympanic membrane)
• Syn:
auriscope, auroscope
• Hypernyms:
medical instrument

• Từ đồng nghĩa / Synonyms:
  auriscope, auroscope