SI Unit and Prefix Names in Japanese
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SI Units
SI単位 SI tan'i
|
In English
|
International
symbol
|
Japanese 日本語
|
|
romanization ローマ字
|
|
Base Units
|
|
基本単位
|
|
kihon tan'i
|
|
quantity
|
name
|
量
|
名称
|
|
ryou
|
meishou
|
| length |
meter |
m |
長さ |
メートル |
| nagasa |
meetoru |
| mass |
kilogram |
kg |
質量 |
キログラム |
| shitsuryou |
kiroguramu |
| time |
second |
s |
時間 |
秒 |
| jikan |
byou |
| electrical current |
ampere |
A |
電流 |
アンペア |
| denryuu |
anpea |
| thermodynamic temperature |
kelvin |
K |
熱力学的温度 |
ケルビン |
| netsu rikigaku teki ondo |
kerubin |
| amount of substance |
mole |
mol |
物質量 |
モル |
| busshitsu ryou |
moru |
| luminous intensity |
candela |
cd |
光度 |
カンデラ |
| koudo |
kandera |
|
SI derived units with special names
|
|
ＳＩ単位を元にした特殊名称
|
|
SI tan'i o moto ni shita tokushu meishou
|
| plane angle |
radian |
rad |
平面角 |
ラジアン |
| heimen kaku |
rajian |
| solid angle |
steradian |
sr |
立体角 |
ステラジアン |
| rittai kaku |
suterajian |
| frequency |
hertz |
Hz |
振動数 |
ヘルツ |
| shindou suu |
herutsu |
| force |
newton |
N |
加重 |
ニュートン |
| kajyuu |
nyuuton |
| pressure, stress |
pascal |
Pa |
圧力、応力 |
パスカル |
| atsuryoku, ouryoku |
pasukaru |
| energy, work, quantity of heat |
joule |
J |
エネルギー、仕事、熱量 |
ジュール |
| enerugii, shigoto, netsuryou |
jyuuru |
| power, radiant flux |
watt |
W |
仕事率、放射束 |
ワット |
| shigoto ritsu, housha soku |
watto |
| electric charge, quantity of electricity |
coulomb |
C |
電荷、電気量 |
クーロン |
| denka, denki ryou |
kuuron |
| electric potential difference, electromotive
force |
volt |
V |
電位差、起電力 |
ボルト |
| den'i sa, kiden ryoku |
boruto |
| capacitance |
farad |
F |
静電容量 |
ファラド |
| seiden youryou |
farado |
| electric resistance |
ohm |
![[Omega]](omega.gif) |
電気抵抗 |
オーム |
| denki teikou |
oomu |
| electric conductance |
siemens |
S |
電気伝導力 |
ジーメンス |
| denki dendou ryoku |
jiimensu |
| magnetic flux |
weber |
Wb |
磁束 |
ウェーバー |
| jisoku |
ueebaa |
| magnetic flux density |
tesla |
T |
磁束密度 |
テスラ |
| jisoku mitsudo |
tesura |
| inductance |
henry |
H |
誘導係数 |
ヘンリー |
| yuudou keisuu |
henrii |
| Celsius temperature |
degree Celsius |
oC |
摂氏温度 |
摂氏 |
| sesshi ondo |
sesshi |
| luminous flux |
lumen |
lm |
光束 |
ルーメン |
| kousoku |
ruumen |
| illuminance |
lux |
lx |
照度 |
ルクス |
| shoudo |
rukusu |
| activity (referred to a radionuclide) |
becquerel |
Bq |
放射能壊変速度 |
ベクレル |
| houshanou kaihen sokudo |
bekureru |
| absorbed dose, specific energy (imparted),
kerma |
gray |
Gy |
吸収線量 |
グレイ |
| kyuushuu senryou |
gurei |
| dose equivalent, ambient dose equivalent,
directional dose equivalent, personal dose equivalent, organ equivalent
dose |
sievert |
Sv |
線量等量 |
シーベルト |
| senryou touryou |
shiiberuto |
| catalytic activity |
katal |
kat |
(not known yet) |
(not known yet) |
| (not known yet) |
(not known yet) |
Units Outside the SI
SI単位以外の単位 SI tan'i igai no tan'i
|
In English
|
International
symbol
|
Japanese 日本語
|
|
romanization ローマ字
|
|
Non-SI units accepted for use with the SI
|
|
SI単位との使用が認められた非SI単位
|
|
SI tan'i to no shiyou ga mitomerareta hi SI
tan'i
|
|
quantity
|
name
|
量
|
名称
|
|
ryou
|
meishou
|
| time |
minute |
min |
時間 |
名称 |
| jikan |
hun |
| time |
hour |
h |
時間 |
時 |
| jikan |
ji |
| time |
day |
d |
時間 |
日 |
| jikan |
nichi |
| plane angle |
degree |
o |
平面角 |
度 |
| heimen kaku |
do |
| plane angle |
minute |
' |
平面角 |
分 |
| heimen kaku |
bu |
| plane angle |
second |
" |
平面角 |
秒 |
| heimen kaku |
byou |
| volume, capacity |
liter |
l, L |
体積、容積 |
リットル |
| taiseki, youseki |
rittoru |
| mass |
metric ton (tonne outside the U.S.) |
t |
質量 |
トン |
| shitsuryou |
ton |
| logarithmic |
bel |
B |
対数 |
ベル |
| taisuu |
beru |
|
Non-SI units accepted for use with the SI,
whose values in SI units are obtained experimentally
|
|
実験によってSI単位の値が得られるSI単位との使用が認められた非SI単位
|
|
Jikken ni yotte SI tan'i no atai ga erareru
SI tan'i to no shiyou ga mitomerareta hi SI tan'i
|
| energy |
electronvolt |
eV |
エネルギー |
電子ボルト |
| enerugii |
denshi boruto |
| mass |
unified atomic mass unit |
u |
質量 |
原子質量単位 |
| shitsuryou |
genshi shitsuryou tan'i |
|
Other non-SI units currently accepted for use
with the SI
|
|
現在SI単位との使用が認められている他の非SI単位
|
|
Genzai SI tan'i to no shiyou ga mitomerareteiru
ta no hi SI tan'i
|
| length, distance |
nautical mile |
(none) |
長さ、距離 |
海里 |
| nagasa, kyori |
kairi |
| speed, velocity |
knot |
(none) |
速度 |
ノット |
| sokudo |
notto |
| area |
are |
a |
面積 |
アール |
| menseki |
aaru |
| area |
hectare |
ha |
面積 |
ヘクタール |
| menseki |
hekutaaru |
| pressure |
bar |
bar |
気圧 |
バール |
| kiatsu |
baaru |
SI prefixes
SI 接頭辞 SI settouji
| In English |
International
symbol
|
Value
|
Japanese 日本語
|
|
romanization ローマ字
|
| yotta |
Y |
1024
|
(not known yet)
|
|
(not known yet)
|
| zetta |
Z |
1021
|
(not known yet)
|
|
(not known yet)
|
| exa |
E |
1018
|
(not known yet)
|
|
(not known yet)
|
| peta |
P |
1015
|
ペタ
|
|
peta
|
| tera |
T |
1012
|
テラ
|
|
tera
|
| giga |
G |
109
|
ギガ
|
|
giga
|
| mega |
M |
106
|
メガ
|
|
mega
|
| kilo |
k |
103
|
キロ
|
|
kiro
|
| hecto |
h |
102
|
ヘクト
|
|
hekuto
|
| deka |
da |
101
|
デカ
|
|
deka
|
| deci |
d |
10-1
|
デシ
|
|
deshi
|
| centi |
c |
10-2 |
センチ
|
|
senchi
|
| milli |
m |
10-3 |
ミリ
|
|
miri
|
| micro |
μ |
10-6 |
ミクロ
|
|
mikuro
|
| nano |
n |
10-9 |
ナノ
|
|
nano
|
| pico |
p |
10-12 |
ピコ
|
|
piko
|
| femto |
f |
10-15 |
フェムト
|
|
femuto
|
| atto |
a |
10-18 |
アト
|
|
ato
|
| zepto |
z |
10-21 |
(not known yet)
|
|
(not known yet)
|
| yocto |
y |
10-24 |
(not known yet)
|
|
(not known yet)
|
Contributor:
The author and owner of this page is deeply grateful
to the generous and patient assistance provided by this colleague, without
whom this page would not exist.
Yoshiki Chikuma,
Department of Classics, German, Italian, Japanese and Russian, the College
of Charleston, Charleston, SC
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|
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