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ethmoid Definition

eth·moid (et̸h′mo̵id′)

adjective

designating or of the perforated bone or bones that form part of the septum and walls of the nasal cavity: the olfactory nerves pass through the perforations

Etymology: Gr ēthmoeidēs < ēthmos, strainer, sieve (< ēthein, to strain < IE base *sē(i)-) + eidos, -oid

noun

an ethmoid bone

ethmoid Usage Examples

Modifies a noun

  • sinus: Fig 15 shows the inside of well healed ethmoid sinuses.
  • cell: There is abnormal signal from the left ethmoid air cells.