2. Initialism. Army Air Communications System ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of AACS
A440 A5 A6 A7 A8 A9 AA AAA AAAA AAAAI | AAAAs AAAS AAC AACAP AACD AACS (current term) AAD AADC AAF AAFA | AAFP AAFPRS AAGP AAION AAKP AAL AAL2 AAL5 AAM AAMC |