What is resolution? could anyone tell?

Depends on the context

Noun: resolution
|ˌre‑zu'loo‑shun|
A formal expression by a meeting; agreed to by a vote
=declaration, resolve
The ability of a microscope or telescope to measure the angular separation of images that are close together
=resolving power
The trait of being resolute • it was his unshakeable resolution to finish the work
=firmness, firmness of purpose, resoluteness, resolve
Finding a solution to a problem
=solving
Something settled or resolved; the outcome of decision making • they never did achieve a final resolution of their differences
=closure, settlement
Analysis into clear-cut components
=resolving
(computing) the number of pixels per square inch on a computer-generated display; the greater the resolution, the better the picture
=definition
The subsidence of swelling or other signs of inflammation (especially in a lung)
(music) progression from dissonance to consonance; a chord to which such a progression is made
◑preparation
A statement that solves a problem or explains how to solve the problem • they were trying to find a peaceful resolution
=answer, result, solution, solvent
A decision to do something or to behave in a certain manner • he always wrote down his New Year's resolutions