lcd
lcd — noun
- lcdsingular
- lcdsplural
1. a thin, flat screen used in televisions, computer monitors, phones, and other de
a thin, flat screen used in televisions, computer monitors, phones, and other devices. A special liquid inside the screen changes when electricity passes through it, creating the images you see.
Tuan bought a new LCD monitor for his computer desk at home.
collocation: LCD monitor
The thin LCD screen on her phone cracked when she dropped it.
collocation: LCD screen
Lauren replaced the old television with an energy-saving LCD model.
Ishaan's laptop has a bright LCD display that works well in sunlight.
The hospital installed LCD screens in every waiting room for patient announcements.
- flat-screen
describes the thin, rectangular shape of an LCD display; used as an adjective (flat-screen TV)
- digital display
broader term that covers LCD and other screen technologies such as LED and OLED
用法筆記
In everyday use, LCD refers to the flat-screen display technology found in televisions, computers, and phones. Do not confuse this with the mathematics abbreviation LCD (least common denominator) described in sense 2.
常見錯誤
2. the smallest number that can be evenly divided by the bottom numbers (denominato
the smallest number that can be evenly divided by the bottom numbers (denominators) of two or more fractions, used when adding or comparing them.
To add these two fractions, first find the LCD of the denominators.
math usage: find the LCD of [denominators]
The teacher asked the class to calculate the LCD of twelve and eighteen.
Finding the LCD helped Théo solve the fraction problem quickly.
Sade wrote down the LCD for the three fractions before adding them.
Mathematics textbooks often use LCD as shorthand for least common denominator.
- least common multiple (LCM)
the LCD of a set of fractions equals the LCM of their denominators; LCM is the broader mathematical term
- lowest common denominator
exact synonym of 'least common denominator'; both are abbreviated as LCD
用法筆記
In mathematics, LCD stands for 'least common denominator' (also called 'lowest common denominator'). Do not confuse this with the electronics term LCD (liquid crystal display) described in sense 1. The two meanings belong to completely different subjects.