global
adj.adj. relating to the whole world or including everything in a group. In computing, it describes something that is available everywhere in a program.
adj. relating to the entire world or encompassing all parts of a system. In a programming context, it refers to variables or settings accessible from any part of the source code.
Climate change is a serious global problem.
The company launched a global marketing campaign to reach customers in over fifty different countries simultaneously.
While local variables are restricted to their specific functions, a global variable can be modified by any part of the program, which occasionally leads to difficult debugging scenarios.
From globe + -al; compare French global.
Typically placed before the noun it modifies. In technical contexts, it is often contrasted with 'local'.