a digital display that uses liquid crystal cells that change reflectivity in an applied electric field; used for portable computer displays and watches etc.
"The new smartwatch features a bright LCD screen that remains clearly visible even under direct sunlight."
Initialism of liquid crystal display.
"The new television features a bright and energy-efficient LCD screen that provides crisp images."
In plain English: An LCD is a flat screen that uses liquid crystals to show pictures without needing any light bulbs behind it.
"The man plugged his new lcd into the car to watch sports on screen while he drove."