infrared ray
Noun: A type of electromagnetic radiation with wavelengths longer than visible light but shorter than microwaves. It is invisible to the human eye but can be felt as heat.
The term "infrared ray" refers to a single beam or line of this radiation. It is often used in scientific, medical, and technical contexts to describe the energy emitted by specific sources. - Scientific/Technical Context: Describing the properties or application of this radiation. - Medical/Therapeutic Context: Referring to the use of this radiation for treatment. - Security/Industrial Context: Pertaining to its use in sensors, imaging, or heating.
- The physical therapist used an infrared ray to treat the patient's muscle inflammation.
- Some security cameras detect infrared ray to see in complete darkness.
- Scientists measured the infrared ray emitted from the distant star.
- "to emit infrared rays": to give off infrared radiation.
- The heater emits infrared rays to warm the room directly.
- "detection of infrared rays": the act of sensing or finding this type of radiation.
- The device allows for the detection of infrared rays from electronic equipment.
- Infrared (adj/noun): Pertaining to or being infrared radiation.
- Infrared light is used in remote controls.
- Infrared radiation (noun phrase): The full term for the broader phenomenon.
- The Earth's surface absorbs sunlight and re-emits it as infrared radiation.
- Thermal radiation: (In a general sense) Radiation associated with heat.
- IR radiation: Abbreviation for infrared radiation.
(Note: "Infrared ray" itself is not typically part of phrasal verbs. The following are common collocations.) - Beam of infrared: A stream of infrared radiation. - A beam of infrared was directed at the sensor. - Source of infrared: An object that produces this radiation. - The sun is a natural source of infrared.
(There are no common idioms specifically using the term "infrared ray.")
- a ray of infrared radiation; produces a thermal effect (as from an infrared lamp)