COLOUR INDEX Definition & Meaning

colour index

astronomy the difference between the apparent magnitude of a star measured in one standard waveband and in a longer standard waveband, indicating its colour and temperature
geology the sum of the dark or coloured minerals of a rock, expressed as a percentage of the total minerals
chem physics a systematic arrangement of colours according to their hue, saturation, and brightness

Discover More

Examples have not been reviewed.

“Cheaper LEDs will have a lower colour index of about 80, whereas daylight is about 100,” says Storey.

From

Colour index: black indicates highest level of expression, followed by purple, red then down to white indicating no expression.

From

Colour index: black indicates highest level of expression, followed by purple, red then down to white indicating no expression.

From

Colour index represents the average of the genetic distance of accessions to all cultivated rice accessions.

From

Colour index represents the average of the genetic distance of accessions to all cultivated rice accessions.

From

Browse