pragma

Etymology
From the root. May be a back-formation from pragmatic.

Noun

 * 1)  A compiler directive; data embedded in source code by programmers to indicate some intention to a compiler.
 * This pragma stops the compiler from generating those warnings we don't care about.
 * 1)  In HTTP version 1.0 and 1.1, a general-header that specifies some implementation-specific directive, to any recipient, and may specify that the HTTP response should not be cached.