-kay," the bokeh effect refers to the out-of-focus background in a photo or video. Depending on camera type and distance to the object in focus, the bokeh effect is often unintentional; however, it is widely used by photographers and movie makers when they want to set a certain mood for the scene. Bokeh is Japanese for "blur."
A Bokeh Background
The blurred background, or bokeh effect, is widely used to emphasize the object being photographed.
Blur in Zoom
Zoom's videoconferencing program includes several backgrounds people can use, including the blur, or bokeh effect, as in this example. See virtual background