sector
A sector is a specific part or area of a larger system, like a branch of the economy.
Explanation at your level:
A sector is a part of something big. Think of a pizza. If you cut a piece, that piece is a sector. We use this word to talk about jobs or money in a country.
A sector is a specific area of work. For example, the 'tech sector' is all the companies that make computers. It helps us group similar things together so we can understand them better.
In business, a sector is a group of companies that do the same thing. You might work in the education sector or the health sector. It is a very common word in news reports about the economy.
The term is used to categorize different branches of an economy. We distinguish between the public sector (government) and the private sector (businesses). It is essential for discussing professional environments and market analysis.
Beyond economics, 'sector' can denote a specific zone or area of activity. It implies a sense of division and categorization, often used in strategic planning or academic research to isolate variables within a complex system.
Etymologically rooted in the Latin 'secare' (to cut), the word retains a sense of partitioning. In advanced discourse, it serves as a precise tool for segmentation, allowing experts to analyze structural shifts within societal or industrial frameworks with great nuance.
Word in 30 Seconds
- Sector means a part.
- Used in business.
- Means 'to cut'.
- Often paired with adjectives.
When we talk about a sector, we are essentially talking about a slice of a larger pie. Imagine the entire economy of a country; it is way too big to look at all at once, so economists break it down into smaller, manageable pieces called sectors.
You will most often hear this word in professional settings. For example, the public sector includes government-run services like schools and police, while the private sector covers businesses owned by individuals or shareholders. It is a way to organize complex systems so we can understand them better!
The word sector comes directly from the Latin word sectare, which means 'to cut.' This makes total sense when you think about it—a sector is literally a part that has been 'cut' out from the whole.
It entered English in the 16th century via French. Originally, it was used mostly in geometry to describe a portion of a circle. Over time, the meaning expanded from shapes on a page to the complex structures of our modern society, like industries and government departments.
You will mostly see this word in formal or business contexts. It is not really a word you would use while chatting with friends at a party, unless you are talking about your career path.
Common phrases include 'the tech sector' or 'the financial sector.' Using this word effectively makes you sound professional and analytical, especially when discussing market trends or government policy.
While 'sector' isn't used in many classic idioms, it is often part of set phrases:
- Public sector: Government-funded services.
- Private sector: Profit-driven businesses.
- Third sector: Non-profit or charitable organizations.
- Sector-wide: Affecting every part of an industry.
- Growth sector: An area of the economy that is expanding rapidly.
The word sector is a countable noun, so you can have one sector or many sectors. It is pronounced /ˈsɛktər/ in both American and British English, with the stress on the first syllable.
It rhymes with 'hector' and 'vector.' Remember that it is almost always used with an adjective to define which specific area you are talking about, such as 'the industrial sector.'
Fun Fact
It shares a root with 'section' and 'insect' (because insects have 'cut' bodies).
Pronunciation Guide
Stress on the first syllable.
Clearer 'r' sound at the end.
Common Errors
- stressing the second syllable
- mispronouncing the 'c' as 's'
- swallowing the 't'
Rhymes With
Difficulty Rating
Easy
What to Learn Next
Prerequisites
Learn Next
Advanced
Grammar to Know
Noun usage
The sector.
Examples by Level
The store has a toy sector.
toy area
noun usage
...
...
...
...
...
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The tech sector is growing fast.
She works in the health sector.
Our city has a busy business sector.
The public sector is very large.
He studies the energy sector.
They invest in the private sector.
The banking sector is changing.
I want to work in the arts sector.
The government is cutting spending in the public sector.
Many people are leaving the retail sector.
The agricultural sector is vital for the economy.
Innovation is high in the technology sector.
The nonprofit sector relies on donations.
The construction sector is booming.
She has experience in the tourism sector.
The manufacturing sector needs more workers.
Analysts are worried about the volatility of the financial sector.
The public sector has been under pressure to modernize.
He is a consultant for the private sector.
The sector is currently undergoing a massive digital transformation.
We need to attract more talent to the green energy sector.
The defense sector is a major employer in this region.
The pharmaceutical sector is highly regulated.
The sector is struggling due to supply chain issues.
The report highlights a significant disparity between the public and private sectors.
The sector-wide initiative aims to improve sustainability standards.
The company has diversified its portfolio across several key sectors.
The sector is characterized by intense competition and rapid innovation.
Policymakers are focusing on the revitalization of the industrial sector.
The emergence of new technologies has disrupted the traditional banking sector.
The sector is poised for exponential growth in the coming decade.
The research examines the impact of automation on the service sector.
The structural fragmentation of the sector has led to inefficiencies in resource allocation.
The sector is intrinsically linked to global macroeconomic fluctuations.
The discourse surrounding the sector often overlooks the role of small enterprises.
The sector serves as a microcosm of the broader economic challenges facing the nation.
The sector is undergoing a paradigm shift driven by artificial intelligence.
The sector is heavily reliant on government subsidies to remain competitive.
The sector is often subject to cyclical trends that are difficult to predict.
The sector is a pivotal component of the nation's long-term strategic plan.
Common Collocations
Idioms & Expressions
"public sector"
government-run
She works in the public sector.
neutral""
""
""
""
""
Easily Confused
similar sound
section is a physical part, sector is a functional part
The book section vs the tech sector.
Sentence Patterns
The [adjective] sector is [verb]
The tech sector is booming.
Word Family
Nouns
Verbs
Adjectives
Related
How to Use It
8
Formality Scale
Common Mistakes
Sector is for industries; section is for parts of a book or building.
Tips
Pie Chart Trick
Visualize a pie chart.
News Context
Listen to business news.
Public vs Private
Learn these two first.
Countable
Always use 'a' or 'the'.
Stress
Stress the first syllable.
Don't say 'secter'
It is spelled with an 'o'.
Latin root
Means to cut.
Categorize
Group your own life into sectors.
Professionalism
Use it in reports.
Adjective combos
Always pair with a descriptor.
Memorize It
Mnemonic
SEC-TOR: Think of a SECtion of a TORtilla.
Visual Association
A pie chart where each slice is a sector.
Word Web
Challenge
List 3 sectors you know.
Word Origin
Latin
Original meaning: to cut
Cultural Context
None
Common in news, politics, and business.
Practice in Real Life
Real-World Contexts
Business news
- The sector is growing
- Key sector
- Sector analysis
Conversation Starters
"Which sector do you work in?"
"Is the public sector important?"
"What is the biggest sector in your country?"
Journal Prompts
Describe your dream job sector.
Why are sectors important for an economy?
Frequently Asked Questions
8 questionsThey are often used interchangeably, though sector is broader.
Test Yourself
The public ___ is run by the government.
Sector refers to parts of the economy.
Which is a sector?
Tech industry is a sector.
A sector is a part of the economy.
Correct.
Word
Meaning
Matches types of sectors.
The tech sector is growing.
Score: /5
Summary
A sector is a specific slice of a larger system, like an industry or a branch of the economy.
- Sector means a part.
- Used in business.
- Means 'to cut'.
- Often paired with adjectives.
Pie Chart Trick
Visualize a pie chart.
News Context
Listen to business news.
Public vs Private
Learn these two first.
Countable
Always use 'a' or 'the'.
Example
I'm looking for a job in the technology sector because I enjoy innovation.
Related Content
See it in Videos
Learn it in Context
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