B2 noun #15 رایج‌ترین 3 دقیقه مطالعه

cell

A cell is a tiny building block of life or a small, enclosed space.

Explanation at your level:

A cell is a tiny part of your body. You have many cells inside you. It is also a small room in a prison. You use a cell phone to talk to friends.

In science, a cell is the smallest part of a living thing. Plants and animals are made of cells. You can also see a cell in a prison. A battery has a cell inside to make power.

The word cell has several meanings. Biologically, it is the basic unit of life. In architecture, it refers to a small, simple room. In technology, a solar cell converts light into electricity. It is a very common word in both school and daily life.

Beyond the basic biological and architectural definitions, cell is used in complex contexts. We talk about a terrorist cell in politics, implying a small, independent group. We also discuss stem cells in medical ethics. Understanding the context is key to knowing which meaning is intended.

The term cell is deeply embedded in both scientific and metaphorical discourse. While the biological definition is precise, the term is also used figuratively to describe isolated units within a larger organization. Its etymological roots in 'concealment' still resonate in the concept of a 'secret cell'.

Historically, cell represents the intersection of monastic life and microscopic discovery. In high-level academic writing, it denotes a fundamental structural unit, whether in biology, chemistry, or organizational theory. Its versatility allows it to function as a metaphor for the individual within the collective, reflecting both the 'building block' and the 'confining space' duality.

واژه در 30 ثانیه

  • A cell is a basic biological unit.
  • It can also mean a small room.
  • It is a key part of a battery.
  • The word comes from Latin for 'small room'.

The word cell is fascinating because it describes things that are both incredibly small and vital. At its most basic level, it refers to the biological unit of life. Every plant, animal, and human is made of trillions of these tiny structures working together.

Beyond biology, we use the word to describe enclosed spaces. Think of a prison cell or a monk's simple room in a monastery. It implies a small, singular space designed for one person or a specific function.

Finally, we use it in technology. A battery cell is the chemical unit that generates power for your phone or flashlight. Whether it is a living organism, a room, or a power source, the core idea is a contained unit.

The word cell comes from the Latin word cella, which meant a small room, hut, or chamber. It is related to the word celare, meaning 'to hide' or 'to conceal'.

In the 17th century, the scientist Robert Hooke looked at a thin slice of cork under a microscope. He noticed that the structure looked like the small, empty rooms where monks lived, which were called cells. He coined the term for biology, and it stuck ever since.

It is amazing to think that a word originally used for a monk's room is now the foundation of modern medical science. Language evolves in such cool, unexpected ways!

You will hear cell used in very different contexts depending on the field. In a biology class, you talk about plant cells or blood cells. In a legal or news context, you might hear about a prison cell or a terrorist cell.

Common collocations include nerve cell, solar cell, and padded cell. It is a very versatile word that shifts its meaning based on whether you are talking about science, architecture, or even politics.

The register is generally neutral to formal. While 'cell' is common in everyday conversation, it is also a precise technical term in scientific papers and legal reporting.

1. Gray cells: Refers to the brain. Example: 'You need to use your gray cells to solve this puzzle.'

2. Cell phone: A standard term for a mobile phone. Example: 'Don't forget your cell phone on the table.'

3. Prison cell: Used to describe confinement. Example: 'He spent years in a cold prison cell.'

4. Solar cell: A device for energy. Example: 'The roof is covered in a solar cell array.'

5. Stem cell: A special type of biological cell. Example: 'Scientists are researching stem cell therapy.'

The word cell is a countable noun. Its plural form is cells. You can say 'a cell' or 'the cells'.

Pronunciation: The IPA is /sɛl/. It rhymes with bell, tell, well, shell, and fell. It is a single-syllable word with the stress on the only vowel.

When using it in a sentence, it often acts as the subject or object. For example: 'The cell divided' (subject) or 'I cleaned the cell' (object). It is very straightforward grammatically.

Fun Fact

Robert Hooke named them 'cells' because they looked like monks' rooms.

Pronunciation Guide

UK /sel/

short 'e' sound

US /sel/

short 'e' sound

Common Errors

  • confusing with 'sell'
  • mispronouncing the 's' as 'z'
  • stressing the wrong syllable (it only has one)

Rhymes With

bell tell well shell fell

Difficulty Rating

خواندن 2/5

Easy to read

Writing 2/5

Easy to write

Speaking 2/5

Easy to say

شنیدن 2/5

Easy to hear

What to Learn Next

Prerequisites

life room part

Learn Next

biology microscope organism

پیشرفته

cytology mitosis electrochemical

Grammar to Know

Countable Nouns

one cell, two cells

Compound Nouns

cell phone

Subject-Verb Agreement

The cell divides

Examples by Level

1

The cell is very small.

cell = tiny part

singular noun

2

I have a cell phone.

cell phone = mobile

compound noun

3

The plant has many cells.

cells = plural

plural noun

4

He is in a cell.

cell = room

prepositional phrase

5

Cells make up life.

make up = form

verb phrase

6

This is a battery cell.

battery cell = power

noun adjunct

7

Look at the cell.

look at = observe

imperative

8

The cell is alive.

alive = living

adjective

1

The doctor looked at the blood cell.

2

A cell is the unit of life.

3

He was locked in a small cell.

4

My cell phone battery is dead.

5

Do plants have cells?

6

The cell divided into two.

7

The prisoner stayed in his cell.

8

Solar cells provide clean energy.

1

The research focuses on nerve cell regeneration.

2

The terrorist cell was captured by the police.

3

Each cell in the spreadsheet needs a value.

4

She studied the cell wall under a microscope.

5

The monk lived in a tiny, bare cell.

6

Batteries are made of several electrochemical cells.

7

Stem cell research is a controversial topic.

8

The cell membrane protects the interior.

1

The organization operated as a clandestine cell.

2

The solar cell efficiency has improved significantly.

3

He felt like he was trapped in a cell of his own making.

4

The biological cell is a marvel of complexity.

5

The prison cell was renovated last year.

6

They are developing a new type of fuel cell.

7

The cell structure is essential for stability.

8

The data is stored in a specific cell.

1

The political cell acted independently of the central command.

2

The cell's metabolic processes are highly regulated.

3

He retreated to his study, which was little more than a cell.

4

The solar cell array covers the entire roof.

5

The cell cycle is tightly controlled by proteins.

6

The prisoner was held in a solitary confinement cell.

7

The cell is the basic unit of biological organization.

8

The company is structured into small, autonomous cells.

1

The microscopic cell exhibits remarkable structural integrity.

2

The monastic cell served as a site for intense meditation.

3

The electrochemical cell generates a potential difference.

4

The cell-based therapy showed promising results.

5

The clandestine cell remained undetected for years.

6

The cell architecture is fundamental to the organism's function.

7

The cell's nucleus contains the genetic blueprint.

8

The cell is the microcosm of the larger organism.

مترادف‌ها

متضادها

ترکیب‌های رایج

blood cell
prison cell
solar cell
stem cell
nerve cell
cell division
cell wall
cell phone
padded cell
single cell

Idioms & Expressions

"gray cells"

the brain/intelligence

You need to use your gray cells.

neutral

"behind bars"

in a prison cell

He is behind bars now.

neutral

"a cell of activity"

a small, busy group

The office was a cell of activity.

formal

"locked away"

kept in a cell

He was locked away for years.

neutral

"the building blocks"

the basic components

Cells are the building blocks of life.

neutral

"in the cell"

in prison

He spent the night in the cell.

neutral

Easily Confused

cell vs sell

homophones

sell is a verb, cell is a noun

I sell cells.

cell vs cellar

similar spelling

cellar is a basement

The wine is in the cellar.

cell vs cilia

biological context

cilia are hair-like parts of a cell

The cell has cilia.

cell vs shell

rhyming

shell is a hard outer layer

The egg has a shell.

Sentence Patterns

A1

The cell + verb

The cell divided.

A1

I have a + cell + noun

I have a cell phone.

A2

The + noun + is in the + cell

The prisoner is in the cell.

B1

Subject + study + cell + structure

We study cell structure.

B2

The + cell + contains + noun

The cell contains DNA.

خانواده کلمه

Nouns

cellar a basement room

Verbs

cell to live in a cell (rare)

Adjectives

cellular relating to cells

مرتبط

biology study of cells

How to Use It

frequency

8/10

Formality Scale

Academic (biological) Neutral (everyday) Casual (cell phone)

اشتباهات رایج

using 'cells' for a computer screen use 'pixels'
Cells are biological or physical; pixels are screen units.
confusing 'cell' with 'sell' cell (noun) vs sell (verb)
They sound the same but have different meanings.
calling a house a cell use 'room' or 'house'
A cell implies confinement or a specific unit, not a home.
using 'cell' for a large room use 'chamber' or 'hall'
A cell is by definition small.
forgetting the 's' in plural cells
It is a countable noun.

Tips

💡

Memory Palace

Imagine a tiny room (cell) inside a plant.

💡

Context Matters

Always check if you are talking about science or crime.

🌍

Monk History

Remember the monk connection to understand the name.

💡

Countable Noun

Always add an 's' for more than one.

💡

Rhyme Time

Rhymes with 'bell'—easy to remember!

💡

Sell vs Cell

Sell is the verb (selling something), Cell is the noun.

💡

Microscope History

Robert Hooke discovered them in 1665.

💡

Flashcards

Use pictures of a battery, a prison, and a plant cell.

💡

Cell Phone

In the US, we often just say 'cell' for phone.

💡

Articles

Use 'a' or 'the' before cell.

Memorize It

Mnemonic

A cell is a tiny room for a tiny life.

Visual Association

A honeycomb shape (like a cell).

Word Web

biology prison battery technology

چالش

Draw a cell and label its parts.

ریشه کلمه

Latin

Original meaning: small room

بافت فرهنگی

Can be sensitive when referring to prison cells or terrorist cells.

Commonly used in science class and crime dramas.

The Cell (movie) Cell (Stephen King novel)

Practice in Real Life

Real-World Contexts

Biology Class

  • cell wall
  • cell division
  • nucleus

Prison/Crime

  • prison cell
  • solitary confinement
  • behind bars

Technology

  • solar cell
  • battery cell
  • cell phone

Everyday Life

  • cell reception
  • my cell
  • call on my cell

Conversation Starters

"Have you ever studied cells in school?"

"Do you think cell phones are important?"

"What do you know about stem cell research?"

"Why do you think they call a prison room a cell?"

"How do solar cells help the environment?"

Journal Prompts

Describe a cell as if you were a tiny organism living inside one.

Write about the history of cell discovery.

Compare a prison cell to a monk's cell.

Why is the cell called the building block of life?

سوالات متداول

8 سوال

No, it can refer to a prison room or a battery part.

Like 'sell'.

Cells.

Yes, primarily a noun.

A device that turns light into electricity.

Because it looks like a small room.

No, that would be a room or chamber.

It is neutral and used in many contexts.

خودت رو بسنج

fill blank A1

The ___ is the unit of life.

درسته! نه دقیقاً. پاسخ صحیح: cell

A cell is the unit of life.

multiple choice A2

Which is a type of cell?

درسته! نه دقیقاً. پاسخ صحیح: Blood

Blood cells are real.

true false B1

A cell can be a prison room.

درسته! نه دقیقاً. پاسخ صحیح: درست

Yes, that is a common meaning.

match pairs B1

Word

معنی

All matched!

Common collocations.

sentence order B2

کلمات زیر رو بزن تا جمله رو بسازی
درسته! نه دقیقاً. پاسخ صحیح:

Subject-verb-object order.

multiple choice A1

What do you use to call someone?

درسته! نه دقیقاً. پاسخ صحیح: Cell phone

Cell phone is the device.

true false B2

A cell is always a living thing.

درسته! نه دقیقاً. پاسخ صحیح: نادرست

It can be a room or a battery part.

fill blank B1

The ___ wall protects the plant.

درسته! نه دقیقاً. پاسخ صحیح: cell

Cell wall is the term.

match pairs C1

Word

معنی

All matched!

Different contexts of the word.

multiple choice C2

What is the etymology?

درسته! نه دقیقاً. پاسخ صحیح: Latin

From Latin 'cella'.

امتیاز: /10

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