AIR CELL

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does air cell mean? 

• AIR CELL (noun)
  The noun AIR CELL has 1 sense:

1. a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways

  Familiarity information: AIR CELL used as a noun is very rare.

 Dictionary entry details 

• AIR CELL (noun)

Sense 1

Meaning:

A tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways

Classified under:

Nouns denoting body parts

Synonyms:

air cell; air sac; alveolus

Hypernyms ("air cell" is a kind of...):

sac (a structure resembling a bag in an animal)

Holonyms ("air cell" is a part of...):

lung (either of two saclike respiratory organs in the chest of vertebrates; serves to remove carbon dioxide and provide oxygen to the blood)

 Context examples 

Numerous small thin-walled spaces or air cells in the ethmoid bone, where they form an ethmoidal labyrinth.

(Ethmoid sinus, NLM, Medical Subject Headings)