focus
[fo͟ʊsaɪ]
♦♦
focuses, focusing, focused
(The spellings focusses, focussing, focussed are also used. The plural of the noun can be either foci or focuses.)
1) V-ERG If you focus on a particular topic or if your attention is focused on it, you concentrate on it and think about it, discuss it, or deal with it, rather than dealing with other topics.
[V on n] The research effort has focused on tracing the effects of growing levels of five compounds...
[V on n] He is currently focusing on assessment and development...
[V n on n] Today he was able to focus his message exclusively on the economy...
[V n on n] Many of the papers focus their attention on the controversy surrounding statements reportedly made by the Foreign Secretary.
Syn:
concentrate
2) N-COUNT: usu sing, usu with supp The focus of something is the main topic or main thing that it is concerned with.
The UN's role in promoting peace is increasingly the focus of international attention...
The new system is the focus of controversy...
Her children are the main focus of her life.
3) N-COUNT: usu sing, usu with supp, oft N on n Your focus on something is the special attention that you pay it.
He said his sudden focus on foreign policy was not motivated by presidential politics...
The report's focus is on how technology affects human life rather than business...
IBM has also shifted its focus from mainframes to personal computers.
4) N-UNCOUNT If you say that something has a focus, you mean that you can see a purpose in it.
Somehow, though, their latest LP has a focus that the others have lacked...
Suddenly all of the bizarre and seemingly isolated examples took on a meaningful focus.
5) V-ERG If you focus your eyes or if your eyes focus, your eyes adjust so that you can clearly see the thing that you want to look at. If you focus a camera, telescope, or other instrument, you adjust it so that you can see clearly through it.
[V n] Kelly couldn't focus his eyes well enough to tell if the figure was male or female...
[V on n] His eyes slowly began to focus on what looked like a small dark ball...
[V n on n] He found the binoculars and focused them on the boat...
[V-ed] Had she kept the camera focused on the river bank she might have captured a vital scene. [Also V]
6) N-UNCOUNT You use focus to refer to the fact of adjusting your eyes or a camera, telescope, or other instrument, and to the degree to which you can see clearly.
His focus switched to the little white ball...
Together these factors determine the depth of focus...
It has no manual focus facility.
7) VERB If you focus rays of light on a particular point, you pass them through a lens or reflect them from a mirror so that they meet at that point.
[V n prep] Magnetic coils focus the electron beams into fine spots.
8) N-COUNT The focus of a number of rays or lines is the point at which they meet. [TECHNICAL]
9) PHRASE: v-link PHR, PHR after v If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp.
Pictures should be in focus, with realistic colours and well composed groups.
Ant:
out of focus
10) PHRASE: v-link PHR, PHR after v If something is in focus, it is being discussed or its purpose and nature are clear.
This aggression is the real issue the world should be concerned about. We want to keep that in focus...
These issues were brought into sharp focus by the Gulf crisis.
Ant:
out of focus
11) PHRASE: v-link PHR, PHR after v If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear.
In some of the pictures the subjects are out of focus while the background is sharp.
...a lot of out-of-focus photographs.
Ant:
in focus
12) PHRASE: v-link PHR, PHR after v If something is out of focus, it is not being discussed or its purpose or nature is not clear.
The deficit in the US balance of payments put these considerations out of focus...
The movement towards democracy in Latin America and the foreign debt problems that have plagued it have gone out of focus.
Ant:
in focus