focus

focusverb

American /ˈfoʊ.kəs/ British /ˈfəʊ.kəs/ Focus is said FOH-kuss, with the stress on the first part.
third-person singular focuses past tense focused past participle focused present participle focusing

To focus is to bring your attention, your eyes, or a camera to one particular point.

  1. attentiongive most of your attention or effort to one particular thing

    transitive or intransitive [T/I] verb + preposition + object [V + prep + obj] verb + object + preposition + object [V + obj + prep + obj]

    Collocations

    verb + preposition focus on something, focus on doing something
    adverb + verb focus mainly on something, focus closely on something
    phrase focus your attention on something, focus your efforts on something

    Synonyms concentrate

  2. main subjecthave one particular thing as the main subject

    The subject is usually a report, a book, a talk, a meeting, or a piece of research, not a person.

    intransitive [I] verb + preposition + object [V + prep + obj]

    Collocations

    noun + verb a report focuses on something, a study focuses on something, a discussion focuses on something
  3. eyes or cameramake your eyes see something clearly, or change a camera so that it shows something clearly

    transitive or intransitive [T/I] verb + object [V + obj] verb + preposition + object [V + prep + obj]

    Collocations

    verb + noun focus a camera, focus your eyes, focus a lens

Word family

  • focus
  • focused

Usage

In British English the forms focussed and focussing, with a double s, are also used, but focused and focusing are more common everywhere.

Common mistakes

I need to focus in my work. I need to focus on my work.
Focus is followed by on, not in or at.

See also concentrate

For translators

Grammar trap "focus": the thing you give attention to follows on: focus on your work. The person who pays attention is the subject; you can also focus your attention on something.