cylinder
gb/sˈɪlɪndɚ/ us/sˈɪlɪndɚ/
B1
英語
~ 8300
henger, gázpalack, dob
名詞
B1
1
henger
B1
用法パターン：
a cylinder of [material]
In geometry class we learned how to calculate the volume of a cylinder.
Geometriaórán megtanultuk, hogyan kell kiszámítani egy henger térfogatát.
The artist modeled the robot’s arms as simple cylinders and spheres.
A művész egyszerű hengerekből és gömbökből alakította ki a robot karjait.
A can of soup is roughly the shape of a cylinder.
The diagram shows a cylinder standing on one of its circular faces.
The engineer approximated the tank as a perfect cylinder to simplify the calculation.
学習者向け例文
The teacher drew a cylinder on the board.
A tanár egy hengert rajzolt a táblára.
This battery looks like a short cylinder.
Ez az elem olyan, mint egy rövid henger.
We used a wooden cylinder as a model in math class.
The toy is made of three small cylinders on a string.
The can is a metal cylinder with a label.
よくある間違い：
Learners sometimes confuse a 'cylinder' with a 'circle' or 'sphere'. A circle is a flat 2D shape; a cylinder is 3D with two circular ends. A sphere is round like a ball, with no flat sides, while a cylinder has flat circular faces.
意味
solid shape with circular ends
コロケーション
a solid cylinder
|a right circular cylinder
|volume of a cylinder
|draw a cylinder
|cylinder shape
類義語
tube (Usually means a long hollow cylinder, often used for carrying liquids or gases, not any geometric solid.)
|
column (Refers to a tall upright support; can be cylinder-shaped but emphasizes function, not precise geometry.)
対義語
sphere (A contrasting three‑dimensional shape with no flat faces or edges, different from a cylinder with flat circular ends.)
テーマ
math
|science
|education
定義
A 3D shape with two flat circles on top and bottom and a curved side joining them.
A three-dimensional solid with two identical, parallel circular ends connected by a curved surface at a constant distance from the center line.
名詞
B2
2
gázpalack
B1
用法パターン：
a cylinder of [gas/liquid]
The scuba diver checked the pressure in her air cylinder before entering the water.
A búvár ellenőrizte a búvárpalackja nyomását, mielőtt bement a vízbe.
An oxygen cylinder was placed next to the patient’s bed.
Oxigénpalackot tettek a beteg ágya mellé.
Always store the gas cylinders upright and secure them with a chain.
They replaced the empty propane cylinder on the barbecue.
A leaking cylinder can be extremely dangerous and must be repaired immediately.
学習者向け例文
The doctor used an oxygen cylinder to help the man breathe.
Az orvos oxigénpalackot használt, hogy segítsen a férfinak lélegezni.
We have a gas cylinder for cooking in the kitchen.
A konyhában gázpalackot használunk a főzéshez.
The worker moved the heavy metal cylinder with a cart.
The scuba tank is a cylinder full of air.
Do not drop the cylinder; it is under high pressure.
よくある間違い：
Learners may call this simply a 'bottle' or 'tube'. In technical and safety contexts, 'cylinder' is preferred for pressurized containers, while 'bottle' suggests an ordinary container and can sound imprecise.
意味
strong gas or liquid container
コロケーション
gas cylinder
|oxygen cylinder
|compressed air cylinder
|propane cylinder
|cylinder valve
|refill a cylinder
類義語
tank (A more general word for a container for liquid or gas; not always pressurized or cylindrical.)
|
canister (A smaller portable container; often used for gases like camping fuel, not always high-pressure.)
対義語
empty container (Contrasts with a cylinder specifically used and designed to be filled with pressurized contents.)
テーマ
technology
|safety
|industry
|daily_life
定義
A strong metal tube-shaped container that holds gas or liquid, usually under pressure.
A strong metal container in the shape of a cylinder, used to store gas or liquid, especially under high pressure.
名詞
B2
TECHNICAL
3
henger
B2
用法パターン：
a [number]-cylinder engine
The mechanic said one of the cylinders wasn’t firing properly.
A szerelő azt mondta, hogy az egyik henger nem működik megfelelően.
A four-cylinder engine is usually more fuel-efficient than a V8.
A négyhengeres motor általában üzemanyag-takarékosabb, mint egy V8-as.
Oil leaking into the cylinders can cause blue smoke from the exhaust.
They redesigned the cylinder head to improve airflow and power.
The car’s three-cylinder engine is small but surprisingly strong.
学習者向け例文
My car has a four-cylinder engine.
Az autómban négyhengeres motor van.
The mechanic checked each cylinder in the engine.
A szerelő ellenőrizte a motor minden hengerét.
If a cylinder does not work, the engine runs badly.
Some cars have six cylinders, and some have eight.
The piston moves up and down inside the cylinder.
よくある間違い：
Learners sometimes think 'cylinder' here is the whole engine. It is actually one part of the engine. When we say 'a four-cylinder engine', we mean an engine with four separate cylinders.
意味
chamber in an engine block
コロケーション
four-cylinder engine
|six-cylinder engine
|multi-cylinder engine
|cylinder head
|cylinder block
|misfiring cylinder
類義語
chamber (A general word for an enclosed space; less specific than 'cylinder' and does not show the shape or engine function.)
対義語
electric motor (Provides mechanical power without using cylinders or fuel combustion, contrasting with cylinder-based engines.)
テーマ
technology
|transport
|engineering
|science
定義
The round space inside an engine where a part called a piston moves and fuel burns to make power.
In an internal combustion engine, a cylindrical chamber in which a piston moves up and down and in which fuel is burned to produce power.
名詞
C1
TECHNICAL
4
dob
B2
用法パターン：
the cylinder of a revolver
He opened the revolver’s cylinder to check if it was loaded.
Kinyitotta a revolver dobját, hogy megnézze, töltve van-e.
The detective spun the cylinder and snapped it back into place.
A nyomozó megpörgette a dobot, majd visszacsapta a helyére.
She carefully emptied the cylinder before handing over the weapon.
There was one live round left in the cylinder.
The gunsmith replaced the damaged cylinder with a new one.
学習者向け例文
The police officer showed us the cylinder of the revolver.
A rendőr megmutatta nekünk a revolver dobját.
He opened the cylinder and took out the bullets.
Kinyitotta a dobot, és kivette a töltényeket.
The cylinder turns each time you pull the trigger.
There are six bullets in the cylinder.
She checked that the cylinder was empty.
よくある間違い：
Learners may call this part a 'magazine' because that word is common for other guns. Revolvers do not use magazines; they use a cylinder that rotates.
意味
revolving cartridge holder in a gun
コロケーション
revolver cylinder
|load the cylinder
|spin the cylinder
|swing out the cylinder
|empty the cylinder
類義語
cartridge chamber (A more technical term for each small space in the cylinder; refers to one opening, not the whole rotating part.)
対義語
magazine (In many guns, a magazine is a separate part that feeds bullets; a revolver cylinder is a different loading system.)
テーマ
weapons
|law
|crime
|technology
定義
In a revolver gun, the round turning part that holds the bullets.
In a revolver, the rotating cylindrical part that contains a series of chambers for cartridges and turns to align each cartridge with the barrel.
名詞
C1
TECHNICAL
5
henger
B2
用法パターン：
the cylinder of [a machine]
The hydraulic cylinder extends to lift the platform.
A hidraulikus munkahenger kitolódik, hogy felemelje az emelvényt.
A worn lock cylinder can make it hard to turn the key.
A kopott zárbetét megnehezítheti a kulcs elfordítását.
The printing press uses large cylinders to transfer ink to the paper.
They replaced the brake cylinder to fix the leaking fluid.
Dust had built up on the drum cylinder inside the copier.
学習者向け例文
The machine has a long metal cylinder inside.
A gép belsejében egy hosszú fémhenger van.
A lock cylinder turns when you move the key.
A zárbetét akkor fordul el, amikor elfordítod a kulcsot.
The worker cleaned the cylinder in the printer.
The hydraulic cylinder moves the arm of the machine.
They changed the brake cylinder in the car.
よくある間違い：
Learners may think 'cylinder' always refers to the whole machine (for example, the entire lock) rather than just one tube-shaped part inside the device.
意味
cylindrical part in machinery
コロケーション
hydraulic cylinder
|lock cylinder
|brake cylinder
|printing cylinder
|replace the cylinder
類義語
drum (Often used for a large rotating cylinder in machines like printers or washing machines.)
|
roller (A cylindrical part that rolls, especially over a surface, highlighting its external contact function.)
対義語
plate (A flat mechanical part, contrasting with the long rounded form of a cylinder.)
テーマ
technology
|engineering
|industry
|science
定義
A round tube-shaped part inside a machine that moves or turns and helps the machine work.
A cylindrical mechanical part, especially one that rotates or houses moving parts, used in various machines such as locks, pumps, and printing presses.
文法
辞書形
cylinder
IPA
GB/sˈɪlɪndɚ/
US/sˈɪlɪndɚ/
音節・強勢
cyl - in - der （3音節）
Stress on 1st syllable (cyl)
活用形
Noun
- Base: cylinder
- Plural: cylinders
関連語
Forms
cylinders
noun
Core family
cylindrical
adjective
Advanced or less common
cylindrically
adverb
表現
firing on all cylinders
1/fˈaɪɹɪŋ ˈɔn ˈɔl sˈɪlɪndɚz/
idiom
working at full power
To work or perform with the highest energy and ability, without any problems.
例文
- The team was really firing on all cylinders during the second half of the game.
- After a good night’s sleep, my brain is finally firing on all cylinders again.
four-cylinder engine
1/fˈɔɹ sˈɪlɪndɚ ˈɛnd͡ʒən/
fixed phrase
technical
engine that has four cylinders
A car engine that has four separate cylinders inside it.
例文
- Most compact cars come with a four-cylinder engine.
- A modern four-cylinder engine can be both powerful and efficient.
not firing on all cylinders
1/nˈɑt fˈaɪɹɪŋ ˈɔn ˈɔl sˈɪlɪndɚz/
idiom
informal
not thinking or working well
To not be thinking clearly or working as well as you usually do.
例文
- I’m sorry, I’m really not firing on all cylinders this morning.
- The team clearly wasn’t firing on all cylinders after the long flight.
running on all cylinders
1/ɹˈʌnɪŋ ˈɔn ˈɔl sˈɪlɪndɚz/
idiom
operating at full efficiency
To be working or operating in the best and most complete way possible.
例文
- The company isn’t running on all cylinders yet, but sales are improving.
- By the time of the final rehearsal, the band was running on all cylinders.