D defs.my
Entry 1 sense Webster, 1913

Lung

/(lŭng)/ · IPA /ˈlʌŋ/
01 n. An organ for aërial respiration; -- commonly in the plural.
  1. 1.
    An organ for aërial respiration; -- commonly in the plural.(Anat.)
    “My lungs began to crow like chanticleer.” Shak.
Phrases & compounds
Lung fever — pneumonia.
Lung flower — a species of gentian (Gentian Pneumonanthe).
Lung lichen — tree lungwort. See under Lungwort.
Lung sac — one of the breathing organs of spiders and snails.