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Replace standard bulbs with light-emitting diodes (LED).—Evan Moore, Charlotte Observer, 18 Feb. 2025 This particular mask is embedded with 132 light-emitting diode bulbs: 66 red and 66 near-infrared.—Sophie Cockett, Glamour, 13 Feb. 2025 Typically referred to as light therapy or LED face masks, these contraptions use light-emitting diodes to shine light at specific wavelengths onto the skin for various purposes like reducing wrinkles, firming the skin and controlling acne.—Melinda Wenner Moyer, New York Times, 20 Jan. 2025 This one has nearly 2,700 Waterford Crystal triangles bolted to nearly 700 light-emitting diode modules.—James Barron, New York Times, 16 Jan. 2025 See all Example Sentences for light-emitting diode
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