focus
n 1: the concentration of attention or energy on something; "the
focus of activity shifted to molecular biology" [syn: {focusing},
{focussing}, {centering}]
2: maximum clarity or distinctness of an image rendered by an
optical system: "in focus"; "out of focus"
3: maximum clarity or distinctness of an idea; "the controversy
brought clearly into focus an important difference of
opinion"
4: a central point or locus of bacterial growth in an organism;
"the focus of infection" [syn: {nidus}]
5: special emphasis attached to something; "the stress was more
on accuracy than on speed" [syn: {stress}]
6: a point of convergence of light (or other radiation) or a
point from which it diverges [syn: {focal point}]
7: a fixed reference point on the concave side of a conic
section
v 1: focus one's attention on something [syn: {concentrate}, {center},
{centre}, {pore}, {rivet}]
2: put into focus [ant: {blur}]
3: bring into focus or alignment; of ideas or emotions [syn: {concenter}]
4: become focussed or come into focus; "focus an image on a
screen" [ant: {blur}]
5: put into focus; as of an image on a screen; "Please focus
the image; we cannot enjoy the movie" [syn: {sharpen}]
[ant: {blur}]