cell
gb/sˈɛl/ us/sˈɛl/
A2
英語
~ 800
語義
0件の語義
名詞
A2
entity
1
small prison room
A small locked room in a prison where one person stays.
用法パターン：
[someone] is in a cell
よくある間違い：
Learners sometimes confuse 'cell' with 'room' in general, but 'cell' specifically means a small, enclosed space for confinement.
類義語
prison room (A more descriptive but less commonly used term referring to the same space.)
対義語
freedom (Represents the opposite condition of being confined in a cell.)
コロケーション
prison cell
|jail cell
|lock the cell
|share a cell
|cell door
テーマ
law
|crime
|buildings
|housing
例文
- The guard escorted the inmate back to his cell.
- She spent the night in a police cell after the protest.
- Each prisoner has a small bed and toilet in the cell.
- The cell door slammed shut behind him.
学習者向け例文
- He is in a small cell.
- The man sleeps in his cell.
- The police put her in a cell.
- The cell has one bed.
名詞
B1
entity
2
smallest living unit
The smallest part of a living thing, usually too small to see without a microscope.
よくある間違い：
Learners may confuse 'cell' with 'battery cell' or 'cellphone'. Context usually clarifies meaning.
類義語
biological unit (A more formal term used in scientific contexts to refer to the same entity.)
対義語
organism (An entire living being, which is made up of many cells.)
コロケーション
nerve cell
|plant cell
|blood cell
|cell membrane
|cell division
テーマ
science
|biology
|body
例文
- The human body is made up of trillions of cells.
- Plant cells have a rigid wall outside the membrane.
- Blood cells carry oxygen throughout the body.
- Scientists observed the cell under a powerful microscope.
学習者向け例文
- Your body has many cells.
- A plant has green cells.
- We can see cells with a microscope.
- Cells make up animals and plants.
名詞
B2
entity
3
small secret group unit
A small secret group that is part of a bigger group, often for political or criminal work.
よくある間違い：
Learners may think 'cell' here refers to a physical room; it means an organizational unit.
類義語
faction (A more general term for a subgroup, not necessarily secretive.)
対義語
central command (The main leadership or headquarters, as opposed to a small operating unit.)
コロケーション
terrorist cell
|spy cell
|militant cell
|underground cell
テーマ
politics
|crime
|law
例文
- The police uncovered a terrorist cell in the city.
- Each cell operated independently to avoid detection.
- An underground cell planned the demonstration.
- Authorities arrested members of a spy cell.
学習者向け例文
- The police found a terrorist cell.
- Each cell works alone.
- The group has many small cells.
- They stopped the secret cell.
名詞
B1
entity
4
unit of a battery
One part of a battery that makes electricity.
よくある間違い：
Learners may confuse this with biological cells; context about electricity helps distinguish it.
類義語
battery unit (Describes the same concept but emphasizes its role as part of a battery.)
対義語
dead cell (A non-functioning electrical cell.)
コロケーション
battery cell
|solar cell
|fuel cell
|lithium-ion cell
テーマ
technology
|energy
|science
例文
- This flashlight needs two new cells.
- Solar cells convert sunlight into electricity.
- The phone's battery has six individual cells.
- Fuel cells are used to power some cars.
学習者向け例文
- The watch needs one new cell.
- Solar cells make power from the sun.
- A battery has many cells.
- The car uses fuel cells.
名詞
A2
entity
5
spreadsheet data box
One box in a table on a computer where you put information.
よくある間違い：
Learners might confuse spreadsheet 'cell' with biological or prison meanings; computer context clarifies it.
類義語
data box (Informal description emphasizing storage of information.)
対義語
empty space (Lack of defined data entry area.)
コロケーション
spreadsheet cell
|merge cells
|edit a cell
|cell reference
テーマ
computing
|business
|technology
|work
例文
- Enter the value into the highlighted cell.
- You can merge two cells to make one larger box.
- Click on the cell to edit its contents.
- Each cell has its own reference code.
学習者向け例文
- Type your name in this cell.
- Click the cell to change it.
- This cell has numbers.
- We merge two cells into one.
名詞
A2
entity
6
mobile phone (informal)
An informal word for a mobile phone used mainly in the US and Canada.
よくある間違い：
'Cell' alone for 'cell phone' is mostly North American; learners from other regions may find it unusual or unclear without 'phone'.
類義語
mobile phone (Standard term; 'cell' is shorter and informal.)
対義語
landline phone (A telephone connected by wires, not mobile.)
コロケーション
cell phone
|call on my cell
|lose my cell
テーマ
technology
|communication
例文
- I'll call you on my cell when I arrive.
- She forgot her cell at home.
- Most teenagers carry their cells everywhere.
学習者向け例文
- I have a new cell.
- Call me on my cell.
- He lost his cell yesterday.
文法
辞書形
cell
IPA
GB/sˈɛl/
US/sˈɛl/
音節・強勢
cell （1音節）
Stress on 1st syllable (cell)
活用形
Noun
- Base: cell
- Plural: cells
関連語
Forms
cells
noun
Core family
cellular
adjective B1
Related words
cellphone
noun
cellmate
noun
Advanced or less common
multicellular
adjective
unicellular
adjective
表現
cell phone
1/sˈɛl fˈoʊn/
fixed phrase
portable wireless telephone device
A phone you can carry and use anywhere that connects without wires.
例文
- She answered her cell phone during the meeting.
- I left my cell phone charging at home.
fuel cell
1/fjˈul sˈɛl/
fixed phrase
technical
device generating electricity from fuel chemically
A device that makes electricity from fuel without burning it.
例文
- The car runs on hydrogen fuel cells.
- Fuel cells are becoming more efficient each year.
prison cell
1/pɹˈɪzən sˈɛl/
fixed phrase
secure room for prisoners in prison facility
A small locked room in prison where prisoners stay.
例文
- He spent three years in a tiny prison cell.
- The prison cells are inspected daily by guards.
stem cell
1/stˈɛm sˈɛl/
fixed phrase
technical
undifferentiated biological cell type
A special kind of body cell that can grow into different kinds of cells.
例文
- Stem cell research has advanced rapidly in recent years.
- Doctors hope stem cells can help repair damaged tissues.