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calculus
noun
-
calculus
,
calculuses
the
branch
of
mathematics
that
studies
change
and
accumulation
using
limits
,
derivatives
,
integrals
,
and
infinite
series
•
Silvia
found
that
studying
calculus
helped
her
understand
physics
better
.
Silvia
found
that
studying
calculus
helped
her
understand
physics
better
.
•
On
Friday
afternoons
,
the
library
is
full
of
students
working
through
their
calculus
homework
.
On
Friday
afternoons
,
the
library
is
full
of
students
working
through
their
calculus
homework
.
From
Latin
calculus
,
meaning
“
small
pebble
used
for
counting
,”
which
was
used
on
a
counting
board
in
ancient
Rome
and
came
to
mean
mathematical
calculation
.
noun
-
calculus
,
calculi
a
hard
mineral
deposit
,
such
as
a
kidney
stone
or
gallstone
,
that
forms
inside
the
body
•
The
doctor
explained
that
the
pain
in
Mark's
side
was
caused
by
a
kidney
calculus
.
The
doctor
explained
that
the
pain
in
Mark's
side
was
caused
by
a
kidney
calculus
.
•
An
ultrasound
revealed
several
small
calculi
blocking
the
patient's
bile
duct
.
An
ultrasound
revealed
several
small
calculi
blocking
the
patient's
bile
duct
.
The
medical
sense
comes
from
the
same
Latin
root
calculus
,
referring
to
a
pebble
;
physicians
likened
small
stony
deposits
found
in
the
body
to
pebbles
.
noun
-
calculus
,
calculuses
a
careful
process
or
system
of
reasoning
used
to
decide
what
action
to
take
•
The
mayor
changed
her
plan
after
considering
the
political
calculus
of
the
upcoming
election
.
The
mayor
changed
her
plan
after
considering
the
political
calculus
of
the
upcoming
election
.
•
Cost
is
always
part
of
the
business
calculus
when
launching
a
new
product
.
Cost
is
always
part
of
the
business
calculus
when
launching
a
new
product
.
This
figurative
use
grows
from
the
mathematical
sense
:
just
as
calculus
combines
many
small
changes
to
find
results
,
complex
decisions
weigh
many
small
factors
.