Last Updated：2025/12/06
A parallel experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable; for example, an experiment in which subjects are given a placebo instead of an active drug, intended to check that any observed benefits of the drug derive from the drug itself and not from other factors involved in its administration.
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control experiment
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Source Word
control experiment
Noun
A
parallel
experiment
designed
to
replicate
the
main
experiment
in
every
way,
except
in
respect
of
the
one
variable
that
is
being
tested,
so
as
isolate
the
effect
of
that
variable;
for
example,
an
experiment
in
which
subjects
are
given
a
placebo
instead
of
an
active
drug,
intended
to
check
that
any
observed
benefits
of
the
drug
derive
from
the
drug
itself
and
not
from
other
factors
involved
in
its
administration.
Japanese Meaning
対照実験：主要な実験と同一の条件下で行われ、ただ一つだけ検証対象となる変数を除外して実施される実験。例えば、薬の効果を確認するために、実際の薬ではなくプラセボ（偽薬）を用いて他の因子の影響を排除する目的で行われる実験。
Sense（1）
A
parallel
experiment
designed
to
replicate
the
main
experiment
in
every
way,
except
in
respect
of
the
one
variable
that
is
being
tested,
so
as
isolate
the
effect
of
that
variable;
for
example,
an
experiment
in
which
subjects
are
given
a
placebo
instead
of
an
active
drug,
intended
to
check
that
any
observed
benefits
of
the
drug
derive
from
the
drug
itself
and
not
from
other
factors
involved
in
its
administration.
（ plural ）
