verb (used with object), de·fo·cused, de·fo·cus·ing or (especially British) de·fo·cussed, de·fo·cus·sing. to cause loss of focus of: The slightest movement will defocus the microscope. to interrupt or disturb (concentration, attention, etc.).

What is defocus in photography?

Distance between the subject and the background

The farther the background is from the subject, the more it is defocused. In the photographs below, the lens on the right side was moved back to different positions to compare the amount of defocus. Both lenses are located at the same distance from the camera.

Is Repleting a word?

No, repleting is not in the scrabble dictionary.