English Dictionary
zillion
adj : very large indeterminate number; "a zillion people were
there" [syn: {a zillion}]
English Computing Dictionary
gillion
/gil'y▫n/ or /jil'y▫n/ (From {giga-} by analogy with
mega/million and tera/trillion) 10^9.
Same as an American billion or a British "milliard". How one
pronounces this depends on whether one speaks {giga-} with a
hard or soft "g".
[{Jargon File}]
(1995-03-17)