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How to pronounce focus
Say it like this: /ˈfoʊ̯.kəs/. Listen to real recordings below and compare how it sounds in different accents.
What does focus mean?
nounA 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.”
A point of a conic at which rays reflected from a curve or surface converge.
The fact of the convergence of light on the photographic medium.
“Unfortunately, the license plate is out of focus in this image.”
verbTo cause (rays of light, etc) to converge at a single point.
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.”
To adjust itself or be adjusted such that light from a scene converges appropriately to create a clear image.
“I can't get the lens to focus.”
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Pronunciations and meanings from Wiktionary via kaikki.org, licensed CC BY-SA 4.0. Recordings by Wikimedia Commons contributors. This page is shared under the same license.