aeronautics
Concise Oxford English Dictionary © 2008 Oxford University Press:
aeronautics/eərəˈnɔːtɪks/
▶plural noun [usu. treated as sing.] the study or practice of travel through the air.
– derivatives
aeronautic adjective,
aeronautical adjective.
aeronautic adjective,
aeronautical adjective.
'aeronautics' also found in these Oxford entries:

