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English word focus comes from Latin focacia
focacia (Latin)
focus (English)
(computing, GUI, transitive) To transfer the input focus to (a visual element), so that it receives subsequent input.. (intransitive) To concentrate one’s attention.. (transitive) To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.. (transitive) To cause (rays of light, etc) to converge at a single point.. (transitive, followed by on or [...]