infrared

«infrared» in Mova's school dictionary: a kind of light that our eyes cannot see, just beyond red… — its meaning for a pupil, its sense in the lessons and examples.

part of speech

adjective (infrared); noun (infrared, uncountable)

meaning for a pupil

1) Infrared is a kind of light that our eyes cannot see, just beyond red light; we feel it as heat. tree →

2) Infrared things use or show this light, like infrared cameras that see warm bodies in the dark, or TV remote controls. tree →

sense in the lessons

In science lessons on light, heat and the electromagnetic spectrum; in everyday life remote controls, motion sensors and thermal cameras use it. Phrases: «infrared light», «infrared camera», «infrared sensor».

examples

• Your TV remote sends infrared light. tree →
• Infrared cameras can see animals at night by their warmth. tree →
• We can't see infrared, but we can feel it as heat. tree →
• Snakes called pit vipers can sense infrared. tree →
• The burglar alarm uses an infrared sensor. tree →
• The Sun gives off infrared as well as visible light. tree →
• Infrared photos show warm things as bright colours. tree →
• Firefighters use infrared cameras to find people in smoke. tree →

note

Sometimes written infra-red. «Infra» means below: its energy is below red light. Ultraviolet is on the other side, beyond violet. Infrared is not dangerous like ultraviolet in ordinary amounts.

Trees and pragmatics

Every meaning and example of «infrared» parsed by Mova, each sentence with its dependency tree and frames.