the sharpness and clarity of the subject in an image, achieved by adjusting the camera's lens to bring the subject into clear and sharp focus

maximum clarity or distinctness of an idea

a central point or locus of an infection in an organism

a fixed reference point on the concave side of a conic section

a point of convergence of light (or other radiation) or a point from which it diverges

special emphasis attached to something

the emphasis or prominence placed on a particular element or information in a sentence or discourse

to bring together or cause to converge

to cause something to be centered around a particular point, idea, or task

to converge or come together at a central point

to adjust or bring an image or view into clear and sharp detail, typically by adjusting the eyes, lens, or camera settings