Quote:

"Isn't this a clever word to use to mean light output or transmission."
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Yes it is, wofahulicodoc. So why does the "google" entry change your perceptions?

No change in perception, just a description of the world as described by one counting machine, to be noted and filed.

After all, who ya gonna believe, me or some strange dictionary? [Scrabble-players' Lament]

On the other hand it would appear that my use of "beamage" is equally a retronym, though an obvious and appropriate one.