Sorry, no definitions found.
Sorry, no etymologies found.
Log in or sign up to add your own related words.
Log in or sign up to get involved in the conversation. It's quick and easy.
whichbe commented on the word mysterium
A hypothetical substance to which a galactic radio emission at 1665 megahertz was attributed until it was identified as an exceptionally strong component of a set of four lines emitted by the hydroxyl radical, OH. (From WWFTD)
June 7, 2008