[ noun ]
■ the concentration of attention or energy on something
→
centering
,
direction
,
focus
,
focusing
,
focussing
[ noun ]
■ a point of convergence of light (or other radiation) or a point from which it diverges
→
focus
[ noun ]
■ a central point or locus of an infection in an organism
→
focus
,
nidus
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