Autofocus

Alternative forms

• auto-focus

Origin

- + focus

Full definition of autofocus

Noun

1. (electronics) A feature of some cameras and other optical systems that allows a correct focus on the subject to be obtained automaticallyThis camera has autofocus, so it's more expensive.

Synonyms

• AF

Verb

1. To focus automatically.My camera makes a funny sound when it autofocuses.The camera was autofocused before the picture was taken.----