From: Daniel J. Milton
> --- In firstname.lastname@example.org, "Joao S. Lopes" <josimo70@...>has
> > Is there any PIE name for the Rainbow?
> > Joao SL
> I don't know, but I doubt it. From "The Rainbow, from Myth to
> Mathematics (C. B. Boyer), it seems that worldwide the rainbow
> many fanciful names matching explanatory myths. TheGreek 'iris' .
> English "rainbow" seems one of the most straightforward names.
> What comes to mind for a possible I.E. word is
> Does it have cognates in any other language? Watkins has it a*******
> possible derivative of *wi:-ri, an extended form of *wei- "to
> turn". On the other hand, Keightley (1857) and more recent
> authorities referred to in Boyer, have it derived from 'eiro' "to
> say", which would make Iris's office of messenger of Zeus primary,
> and the rainbow secondary.