AIR SAC


Meaning of AIR SAC in English

transcription, транскрипция: [ noun ]

Date: circa 1828

1. : one of the air-filled spaces in the body of a bird connected with the air passages of the lungs

2. : alveolus 1b

3. : a thin-walled dilation of a trachea occurring in many insects

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.