a ‧ vi ‧ on ‧ ics /ˌeɪviˈɒnɪks $ -ˈɑːn-/ BrE AmE noun [uncountable] technical
[ Date: 1900-2000 ; Origin: aviation + electronics ]
the electronic equipment used in aircraft and the science of developing it
a ‧ vi ‧ on ‧ ics /ˌeɪviˈɒnɪks $ -ˈɑːn-/ BrE AmE noun [uncountable] technical
[ Date: 1900-2000 ; Origin: aviation + electronics ]
the electronic equipment used in aircraft and the science of developing it
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012