1. concentrated or directed intently on a particular point or purpose
Usage: common in British English; American English typically uses 'focused'

1. past tense and past participle of focus; to direct attention or effort toward something
Usage: British spelling variant; American English uses 'focused'

Examples

• She focussed her attention on the difficult problem.
• The team focussed all their efforts on winning the championship.
• He remained focussed despite the distractions around him.
• The camera focussed on the distant mountain.
• With a focussed mind, she completed the project ahead of schedule.
• They focussed the light beam through the lens.
• A focussed approach helped them achieve their goals.