On Mon, 10 Sep 2012, Paul Anderson wrote:
Pseudo derives from the Greek ??????, (pseudes) which
means
"lying". So it means exactly fake:) Aristophanes in one of his plays
even has a Persian ambassador character named Pseudartabas - "false
measure".
But, by meaning fake, it could mean "completely not the same", or so good
a fake that it's hard to tell the difference from the real thing.
A "pseudo IBM XT" would mean a fake XT, like those perfectly infringing
Chinese imitations. (sometimes called a "clone")