Definition of near-infrared in English:

near-infrared

Syllabification: near-in·fra·red

adjective

Pertaining to or being in the infrared spectrum that is closest to visible light; it is used for studying red dwarfs, red giants, and other celestial objects.
More example sentences
  • Photodynamic therapy consists in the activation with visible or near-infrared light of photosensitizing compound accumulated in tumor or other abnormal tissues.
  • Visible and near-infrared light cover a wavelength range of 400 nm to 700 nm and 700 nm to 2500 nm, respectively.
  • The visible and near-infrared portions of the spectra were analyzed independently using the extinction coefficients illustrated in Figures 1 and 2.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day keek
Pronunciation: kiːk
verb
peep surreptitiously