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1.
A version of Microsoft Windows that was do to arrive at the same time as windows 2000, but never made it past the second beta. It was supposed to be a home version of windows 2000, but was cancelled by Microsoft, and later merged with Windows XP.
I can't believe Windows Neptune got cancelled, looks like it's time for 98 again.
by Jl533 August 21, 2005
14 7