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sac vs alveolus

alveolus vs sac

sac and alveolus both are nouns.

Word NounAdjectiveVerbAdverb
sac Yes No No No
alveolus Yes No No No
As nouns, alveolus is a hyponym of sac; that is, alveolus is a word with a more specific, narrower meaning than sac:
  • sac: a structure resembling a bag in an animal
  • alveolus: a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
sac (noun) alveolus (noun)
a structure resembling a bag in an animal a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
a case or sheath especially a pollen sac or moss capsule a bony socket in the alveolar ridge that holds a tooth
an enclosed space
Difference between sac and alveolus

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