focus
[ foh-kuhs ]
/ ˈfoʊ kəs /
noun, plural fo·cus·es, fo·ci [foh-sahy, -kahy] /ˈfoʊ saɪ, -kaɪ/.
verb (used with object), fo·cused, fo·cus·ing or (especially British) fo·cussed, fo·cus·sing.
to bring to a focus or into focus; cause to converge on a perceived point: to focus the lens of a camera.
to concentrate: to focus one's thoughts; to focus troop deployment in the east.
verb (used without object), fo·cused, fo·cus·ing or (especially British) fo·cussed, fo·cus·sing.
to be or become focused: My eyes have trouble focusing on distant objects.
to direct one's attention or efforts: Students must focus in class.
Origin of focus
1635–45; < Latin: fireplace, hearth
OTHER WORDS FROM focus
Words nearby focus
focalize,
foch,
foci,
focometer,
focsani,
focus,
focus group,
focus puller,
focused strategy,
focusing cloth,
focusing screen
Example sentences from the Web for focusing
British Dictionary definitions for focusing
focus
/ (ˈfəʊkəs) /
noun plural -cuses or -ci (-saɪ, -kaɪ, -kiː)
verb -cuses, -cusing, -cused, -cusses, -cussing or -cussed
to bring or come to a focus or into focus
(tr often foll by on)
to fix attention (on); concentrate
Derived forms of focus
focusable, adjective focuser, nounWord Origin for focus
C17: via New Latin from Latin: hearth, fireplace
Medical definitions for focusing
focus
[ fō′kəs ]
n. pl. fo•cus•es
v.
Scientific definitions for focusing
focus
[ fō′kəs ]
Plural focuses or foci (fō′sī′, fō′kī′)
The degree of clarity with which an eye or optical instrument produces an image.
See focal point.
A central point or region, such as the point at which an earthquake starts.
Mathematics
A fixed point or one of a pair of fixed points used in generating a curve such as an ellipse, parabola, or hyperbola.
The region of a localized bodily infection or disease.