What is the meaning of the word "special"?

Definitions:

a special offering (usually temporary and at a reduced price) that is featured in advertising noun
- they are having a special on pork chops
a television production that features a particular person or work or topic noun
- the last of a series of BBC specials on Iran is being shown tonight
adapted to or reserved for a particular purpose adjective
- a special kind of paint
added to a regular schedule adjective
- a special holiday flight
first and most important adjective
- My special interest is music.
for a special service or occasion adjective
- a special correspondent
having a specific function or scope adjective
- a special (or specific) role in the mission
surpassing what is common or usual or expected adjective
- We paid special attention to them.