All G&A a/c A/D a/r A/S a/s/l C/A See all meanings Idioms and phrases with a collision system idiomAbout 1000 bce, in Byblos and other Phoenician and Canaanite centres, the sign was specified a linear type (3), the supply of all later types. In Semitic languages this signal was identified as aleph[4] The Roman type ?a? is present in most printed ma