AIR SAC


Meaning of AIR SAC in English

Function: 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 Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.