pneumatode

Meaning

Noun

  • A group of cells with spiral secondary wall thickenings, present in a velamen; acts as an airway for gas exchange for respiration or photosynthesis
  • A group of cells presumed to be specialised as an airway for ventilation of particular tissues.

Origin

  • From Ancient Greek πνεῦμα (breath) and ὁδός (pathway)

Modern English dictionary

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