The phrase "screen bezel" refers to the frame or border that surrounds the display screen of electronic devices such as smartphones, tablets, or computer monitors. It is the area that separates the screen from the rest of the device. Full definition
The front panel features a thin screen bezel with a space at the top of the display for a front - facing camera, microphone, and speaker. (zdnet.com)
, a direct effect of shrinking that bottom screen bezel just a tad bit. (androidheadlines.com)
Phone sizes are already highly variable owing to the differences in screen bezels, but now the displays themselves can not be reliably compared either. (theverge.com)