focus is on the Academic Word List.

Pronunciation

change

Plain form
focus

Third-person singular
focuses

Past tense
focused

Past participle
focused

Present participle
focusing

Focus is on the Academic Vocabulary List.
  1. (transitive) If you focus on something, you pay special attention to it.
    A small company will probably focus its attention on each artist's project more than a major label.
    Class, please focus on your assignment and stop talking.
  2. (transitive & intransitive) If you focus a lens, you adjust it to make a clear picture.
    Most digital cameras automatically focus on the object in the centre.
    You know, without my glasses, my eyes just can't focus well enough to read.

Singular
focus

Plural
focuses

Focus is on the Academic Vocabulary List.
 
The dog on the left is out of focus, the dog on the right is in focus
  1. (countable) (usually singular) The focus is the main thing or person that people are paying attention to.
  2. (uncountable) If your focus is on something, your attention is on it.
  3. (uncountable) If something is in focus, the image is clear.