In a literal, exact, or actual sense; not figuratively, allegorically, etc.

in a literal manner.

In the technical use or terminology of a particular field; according to the exact meaning; properly, strictly. Also as sentence adverb.

In the correct or strict sense; strictly speaking; †literally, not figuratively (obsolete); in accordance with fact; accurately, exactly.

Qualifying an adjective, adverb, or equivalent phrase: In the strict sense of the word (or words).