Return to Definition, Declaration, Defining declaration, Define, Declare

• “define - to provide, for a given entity, any additional details, e.g., size, layout, address, etc., beyond just its declaration, needed to use that entity in a running process. Deleted Functions (58), Forwarding References (390), Rvalue References (762), Variadic Templates (880)” (EMCppSfe 2021)

• “definition - a statement that fully characterizes an entity (e.g., type, object, or function); note that all definitions are subject to the one-definition rule. Function static ’11 (68), constexpr Variables (315), Variadic Templates (879), noexcept Specifier (1105)” (EMCppSfe 2021)