Focus

/ˈfəʊ.kəs/

The meaning and definition of Focus, with examples, synonyms, and a word game to make it stick.

Definition

noun

A point at which reflected or refracted rays of light converge.
“The heat of sunlight at the focus of a magnifying glass can easily set dry leaves on fire.”
The fact of the convergence of light on the photographic medium.
“Unfortunately, the license plate is out of focus in this image.”

verb

(followed by on or upon) To concentrate one's attention.
“I have to focus on my work.”
To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
“You'll need to focus the microscope carefully in order to capture the full detail of this surface.”

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Focus

Definition

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