Technical term for the smallest unit of a digital image. Used in computing, photography, and display technology.
This camera is equipped with a 20-megapixel sensor.
This camera has 20 million pixels.
When you enlarge the image, you can see each individual pixel.
This display has a high pixel count, so images look beautiful.
When you zoom in on the photo, the pixels become coarse.
画素 is a single unit of a digital image, while 解像度 refers to the overall resolution (the total number or density of画素 in an image or display).
Compound of 画 (picture, image) and 素 (element, basic unit). A calque of English 'picture element'.