focussing
English
Adjective
focussing
- Alternative form of focusing.
- The bacteriologist adjusted the focussing knob on the microscope.
Noun
focussing (uncountable)
- Alternative form of focusing.
- 1961 February, “Talking of Trains: Collision at Newcastle”, in Trains Illustrated, page 76:
- At the time of the accident, the searchlight signals here were fitted with standard narrow-beam focussing, aimed at a train within 70yd of the signal.
Verb
focussing
Usage notes
Focusing is the more common and often preferred form[1]