compile-time

Short definition from Wiktionary

Adjective

1. 1
   Operations performed by a compiler (the “compile-time operations”).
2. 2
   Programming language requirements that must be met by source code for it to be successfully compiled (the “compile-time requirements”).
3. 3
   Properties of the program that can be reasoned about during compilation.

Noun

1. 1
   The point at which a program is converted from source code to machine code; literally the time of compilation.