Sometimes up to 24 separate colours were used, although ten could be considered an average number.
In this figure, each tolerance class is assigned a separate colour.
He filled a quarter of the page with symbols, never using the same one twice, working in five separate colors, not acknowledging my presence.
All four of the party went to work with a will, each using a separate color.
The 'Universal' range is popular for winter, and available in separate colours or mixed.
Even husbands and wives playing together are required to play separate colors.
It is possible to get the seed in separate colors, but the mixture is more interesting.
The student underlines relevant parts of the question using three separate colors (or some equivalent).
Replies: It really isn't correct to think of a rainbow as individual, separate colors.
There aren't separate colors, that is just how our eyes and brains interpret the electromagnetic energy.