LCD is the abbreviation for Liquid Crystal Display.
An LCD panel is actually a LCD screen that is part of your computer monitor or LCD Television. There are different types of screens such as plasma as well, but to answer your question, an LCD panel is the LCD screen on your monitor or television (provided it is an LCD model).
LCD Liquid Crystal Display
The LCD refers to integers. The LCD of 12 and 34 is 204
LCD refers to integers. The LCD of 15 and 23 is 345
LCD of 522 is 522.
The LCD of 6 is 1
LCD of 8,7,8
LCD of 23 is 23.
The lcd of 11 is 11.
LCD of 2040 is 2040.
The difference is in the backlight and resolution. LCD usually have better resolution.
LCD stands for Liquid Crystal Display.