near-infrared radiation

[ neer-in-fruh-red ]
/ nɪərˌɪn frəˈrɛd /


the shorter wavelengths of electromagnetic radiation in the infrared region of the spectrum, extending from about 0.75 to 2.5 micrometers, usually radiation reflected from plant materials.
Also called near-red radiation [neer-red] /ˈnɪərˈrɛd/, solar infrared radiation. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020