The name of this layer of the Sun comes partly from the Greek for "light"
[DOC] [TLE] Changing Sun, Changing Climate - American Institute of Physics [PAR] The very word climate (from Greek klimat, inclination or latitude) originally stood 
for ... Enthusiasts for statistics kept coming up with one or another plausible cycle 
of dry ... of the Sun's radiation received at the Earth, called the "solar constant.