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Meaning of ION ENGINE
Pronunciation:
'Iun 'enjun
WordNet Dictionary
Definition:
[n]
a
type
of
reaction
-
propulsion
engine
to
propel
rockets
in
space
;
a
stream
of
positive
ions
is
accelerated
to
a
high
velocity
by
an
electric
field
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See Also:
reaction engine
,
reaction-propulsion engine
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