Definition of focuses
(of a person or their eyes) adapt to the prevailing level of light and become able to see clearly.
Squinting, barely able to focus , Bill could make out Neva and the vampire called Lamkin.
one of the fixed points from which the distances to any point of a given curve, such as an ellipse or parabola, are connected by a linear relation.
The focus and directrix of a parabola were considered by Pappus.
pay particular attention to.
The study focussed on a period of time beginning four years before the casino opened and four years after.
the center of interest or activity.
It's easiest to focus on hobbies and favorite interests, although food can also be the focus of the basket.