Last Updated：2025/11/19
(arithmetic, computing, uncountable) A number system with base sixteen, using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F, most used in computing as a hexadecimal digit can represent four bits, half a standard byte, and thus a single byte can be represented conveniently with two digits.
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hexadecimal
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Source Word
hexadecimal
IPA(Pronunciation)
Noun
uncountable
countable
(arithmetic,
computing,
uncountable)
A
number
system
with
base
sixteen,
using
the
digits
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
A,
B,
C,
D,
E
and
F,
most
used
in
computing
as
a
hexadecimal
digit
can
represent
four
bits,
half
a
standard
byte,
and
thus
a
single
byte
can
be
represented
conveniently
with
two
digits.
Japanese Meaning
16進法、または16進数。0～9とA～Fの記号を用いる基数16の数体系で、特にコンピュータ分野で使用される。
Sense（1）
(arithmetic,
computing,
uncountable)
A
number
system
with
base
sixteen,
using
the
digits
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
A,
B,
C,
D,
E
and
F,
most
used
in
computing
as
a
hexadecimal
digit
can
represent
four
bits,
half
a
standard
byte,
and
thus
a
single
byte
can
be
represented
conveniently
with
two
digits.
Sense（2）
（ plural ）
