Her research identifies three main focusses: language acquisition, cognitive development, and social interaction.

The research team focusses its efforts on renewable energy storage.

The astrophotographer praised the new focusser for its precise adjustments during long exposures.

She remained focussed on finishing the report despite the interruptions.

She focussed all her energy on the final rehearsal before the concert.

Focussing on a single objective helped the team complete the project ahead of schedule.

Her focussing gaze made it clear she wouldn't be distracted.

Focussing on the subtle changes in temperature, the scientist adjusted the experiment accordingly.

The new camera app's grid makes the subject more focussable, even in low light.

The focussers in the room quietly directed attention back to the speaker whenever the discussion drifted.