Originally posted by babolaypo65
not on Pink Floyd's side, and not on mine, either side.
Main Entry: al·be·do
Pronunciation: al-'bE-(")dO
Function: noun
Inflected Form(s): plural -dos
Etymology: Late Latin, whiteness, from Latin albus
Date: circa 1859
: reflective power; specifically : the fraction of incident radiation (as light) that is reflected by a surface or body (as the moon or a cloud)

And I thought I had forgotten all my astronomy terms.