Of course, I'm tempted to say "42," but will resist the temptation.

I wonder if the number of colors (or colours or χρώματα or 색깔 or 颜色) one sees in a rainbow is as much cultural as it is physiological. See, for example here or here.

Information about American English usage here and here. Floating point issues? Please read this before posting. — emc

In reply to Re: How many colors does a rainbow have? by swampyankee
in thread How many colors does a rainbow have? by ambrus

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