noun
- substances or devices that produce light
Usage: technical; plural form of illuminant
Examples
- The laboratory tested various illuminants for their color temperature.
- LED illuminants are more energy-efficient than traditional bulbs.
- Different illuminants can affect how colors appear in photographs.
- The museum uses specialized illuminants to protect artwork from damage.
- Fluorescent illuminants provide bright, even lighting for office spaces.
- Scientists compared the spectral output of several illuminants.