Word for word; not figuratively; not as an idiom or metaphor.
Used to intensify or dramatize non-figurative statements.
Used as a generic downtoner: just, merely.
Used non-literally as an intensifier for figurative statements: virtually, so to speak (often considered incorrect; see usage notes)
In a narrow or limited sense.
In a manner that applies to every member of a set or every interval of a function
In a strict manner.
In a limited manner; only