focalizar

Verb

 * 1)  to focus to cause light to converge at a single point
 * 2)  to converge at a single point
 * 3)  to focus to adjust the lens of an optical instrument
 * 4)  to focus to concentrate one’s attention

Etymology
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Verb

 * 1) to focus
 * 2)  to focus
 * 3)  to target