The Oxford English Dictionary is looking for earliest published cites on
some SFnal words. Hunting down the earliest cites for some of these will
mean hours of tedious wading through early science fiction books...
...but I'm sure you'll manage, somehow. Go to:
http://66.108.177.107/SF/sf_citations.shtml
to see how you can cite a word.
Cordially,
--
Supermouse
And the Mouse Police never sleeps...