0 a computer system that anyone can use:
On an open system like the internet, the only way to keep data safe is to scramble it.
1 a computer system on which you can use programs that were designed to be used on other systems:
The group has continued to invest substantial amounts in the development of its open system application software packages.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
open system