LUNG: значение слова

noun see: light Date: before 12th century

1. one of the usually paired compound saccular thoracic organs that constitute the basic respiratory organ of air-breathing vertebrates, any of various respiratory organs of invertebrates,

2. a device enabling individuals abandoning a submarine to rise to the surface, a mechanical device for regularly introducing fresh air into and withdrawing stale air from the lung ; respirator , lungful noun