- 1 [intransitive, transitive] to give attention, effort, etc. to one particular subject, situation or person rather than another focus (on/upon somebody/something) The discussion focused on three main problems. Each exercise focuses on a different grammar point. focus something (on/upon somebody/something) The visit helped to focus world attention on the plight of the refugees.
- 2 [intransitive, transitive] (of your eyes, a camera, etc.) to adapt or be adjusted so that things can be seen clearly; to adjust something so that you can see things clearly It took a few moments for her eyes to focus in the dark. focus on somebody/something Let your eyes focus on objects that are further away from you. In this scene, the camera focuses on the actor's face. focus something (on somebody/something) He focused his blue eyes on her. I quickly focused the camera on the children.
- 3[transitive] focus something (on something) (specialist) to aim light onto a particular point using a lens Word Origin mid 17th cent. (as a term in geometry and physics): from Latin, literally
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BrE BrE//ˈfəʊkəs//; NAmE NAmE//ˈfoʊkəs//Verb Forms present simple I / you / we / they focus
BrE BrE//ˈfəʊkəs//; NAmE NAmE//ˈfoʊkəs//he / she / it focuses
BrE BrE//ˈfəʊkəsɪz//; NAmE NAmE//ˈfoʊkəsɪz//he / she / it focusses
BrE BrE//ˈfəʊkəsɪz//; NAmE NAmE//ˈfoʊkəsɪz//past simple focused
BrE BrE//ˈfəʊkəst//; NAmE NAmE//ˈfoʊkəst//past participle focused
BrE BrE//ˈfəʊkəst//; NAmE NAmE//ˈfoʊkəst//past simple focussed
BrE BrE//ˈfəʊkəst//; NAmE NAmE//ˈfoʊkəst//past participle focussed
BrE BrE//ˈfəʊkəst//; NAmE NAmE//ˈfoʊkəst//-ing form focusing
BrE BrE//ˈfəʊkəsɪŋ//; NAmE NAmE//ˈfoʊkəsɪŋ//-ing form focussing
BrE BrE//ˈfəʊkəsɪŋ//; NAmE NAmE//ˈfoʊkəsɪŋ//