Nihongo Tree
BRANCH · THEME IN TIME & NATURE

原子げんし・回線かいせん・鋼はがね

Physics, tech & materials
5 twigs · 55 leaves
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JLPT
55 of 55 in study set0 known
TWIGS · WORD GROUPS · EACH LEAF IS A WORD

Solid leaf = in your study setDashed leaf = turned offGreen leaf icon = knownAll on / All off turns every leaf on a twig on or off at onceStudy opens that twig as flash cardsTurn furigana off to test your reading

Example sentences (55)

Atoms, forces & radiation

kassei · activity, activation
This enzyme's activity changes with temperature.
hōshasen · radiation
X-rays use radiation.
hōsha · radiation, emission
The sun radiates heat.
kairo · circuit
I'm reading a book on electric circuits.
suiso · hydrogen
There are cars that run on hydrogen.
hansha · reflection; reflex
Light is reflecting off the water.
hōshutsu · release, emission
Smoke is being released from the factory.
kōso · enzyme
Enzymes help digest food.
jūryoku · gravity
The moon's gravity is weaker than Earth's.
shindō · vibration
My phone is vibrating.
genshi · atom
Water is made of hydrogen and oxygen atoms.
junkan · circulation, cycle
Exercise improves blood circulation.

Measures, shapes & space

sūchi · numerical value, figure
The test figures were normal.
menseki · area (size)
How many square metres is this room?
miri · millimetre, milli-
Ten millimetres of rain fell.
kakudo · angle
Try changing the angle a little.
ekitai · liquid
Liquids can't be taken on board.
kidō · orbit; track
The satellite entered orbit.
gurafu · graph
I turned the results into a graph.
sukēru · scale
This plan is big in scale.
hiritsu · ratio
The ratio of men to women is fifty-fifty.
ginga · galaxy
A galaxy has countless stars.
kasei · Mars
I'd like to go to Mars.
rittai · solid, three-dimensional
Three-dimensional figures are difficult.

Computers & coding

puroguramingu · programming
I've been studying programming lately.
mausu · mouse (computer)
The mouse battery ran out.
kaisen · line, connection (phone, internet)
The line is congested and I can't connect.
dētabēsu · database
We store customer information in a database.
monitā · monitor, screen
Having two monitors is handy.
bagu · bug (software)
This app seems to have a bug.
taburetto · tablet
The child is watching videos on a tablet.
disuku · disc, disk
There isn't enough disk space.
rūpu · loop
The same process is stuck in a loop.
erā · error
An error appeared on the screen.
komando · command
Type in the command and run it.
rogu · log
Check the error log.

Codes, sensors & devices

jetto · jet
I want to ride the roller coaster.
angō · code, cipher; password
Breaking a code is hard.
dendō · electric, power-driven
I want to buy an electric bicycle.
seisei · generation, creation
I generate images with AI.
kasō · virtual, imaginary
I'm interested in virtual currency.
kenshutsu · detection
The virus was detected in the test.
rēzā · laser
They engrave letters with a laser.
sōchaku · fitting, putting on (equipment)
Put your helmet on before departure.
renzu · lens
I wiped the camera lens.
furasshu · flash
Please don't use flash here.
enjō · going up in flames; online backlash
His post sparked an online backlash.
sensā · sensor
The sensor reacts when someone gets close.

Materials & metals

ōgon · gold, golden
A golden statue is on display.
gomu · rubber; elastic band
I tied my hair with a hair elastic.
asa · hemp, linen
Linen shirts are cool in summer.
oiru · oil
I put oil on my face.
hagane · steel
This kitchen knife is made of steel.
daiyamondo · diamond
I received a diamond ring.
kurisutaru · crystal
We toasted with crystal glasses.