Last Updated：2025/11/20
(computing) The number obtained by complementing every bit of a given number and adding one. A number and its complement add to 2ⁿ, where n is the word size of the machine.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
two's complement
Edit Histories（0）
Source Word
two's complement
Noun
Japanese Meaning
二の補数：コンピュータ工学において、与えられた数値の全ビットを反転させた後に1を加えた数。nビットの数値であれば、元の数とその補数の和は2ⁿとなる。
Sense（1）
Sense（2）
(computing)
The
convention
by
which
bit
patterns
with
high
bit
0
represent
positive
numbers
from
0
to
2ⁿ⁻¹-1
directly,
while
bit
patterns
with
high
bit
1
represent
negative
numbers
from
-1
to
-2ⁿ⁻¹,
n
being
the
word
size
of
the
machine,
and
the
numeric
complement
of
a
number
is
its
two's
complement.
（ plural ）
