catalyst
English Dictionary
->
Letter C
-> catalyst
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catalyst Definition
(n) (
chemistry
)
a
substance
that
initiates
or
accelerates
a
chemical
reaction
without
itself
being
affected
(n)
something
that
causes
an
important
event
to
happen
; "
the
invasion
acted
as
a
catalyst
to
unite
the
country
"
catalyst Synonyms
accelerator
catalyst
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