infrared

n. that part of the electromagnetic spectrum with wavelengths between about 0.8 μm and 1 mm. The near-infrared part of the range (0.8–3 μm) is experienced as heat. Infrared cameras are sensitive to thermal emissions from objects and can therefore produce photography in the dark.

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Psychology term of the day

January 28th 2025

myoclonic seizure

a rare type of generalized seizure characterized by rapid, involuntary muscle jerks.