Function: noun
Date: 1949
: a branch of medicine that deals with the physiological and biological effects on the human body of spaceflight
Function: noun
Date: 1949
: a branch of medicine that deals with the physiological and biological effects on the human body of spaceflight
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012