fiber
Fiber is a thin, thread-like strand used to make materials or a healthy part of food that helps your body digest.
Explanation at your level:
Fiber is a word for things that are like thin threads. You can find fiber in clothes. You can also find fiber in food like fruits and vegetables. Eating fiber is good for your body. It helps you stay healthy. You can say, 'I eat fiber every day.'
Fiber is a material made of long, thin strands. We use fibers to make clothes like cotton shirts. Also, fiber is a part of food that helps your stomach work well. If you eat healthy foods like beans or apples, you are eating fiber. It is important for a good diet.
In English, fiber refers to two main things. First, it is a thread-like substance used in manufacturing textiles, such as wool or synthetic materials. Second, it is a type of carbohydrate found in plants that humans cannot digest. Doctors often recommend a high-fiber diet to keep the digestive system functioning properly. Understanding this word is useful when reading food labels or discussing health and nutrition.
The term fiber is highly versatile. Beyond the basic definition of a filament, it is frequently used in technological contexts, such as 'fiber-optic cables,' which provide high-speed internet. In a more abstract sense, we use the phrase 'moral fiber' to describe someone's strength of character. Whether you are discussing the composition of a garment or the benefits of whole grains, fiber is a key term in both scientific and everyday discourse.
Fiber transcends its literal definition as a filament to encompass complex concepts in biology and engineering. In nutrition, it is categorized into soluble and insoluble types, each playing a distinct role in metabolic health. In material science, the development of carbon fiber has revolutionized industries by providing lightweight, high-strength alternatives to metal. Furthermore, the metaphorical use of 'fiber' to describe the 'fabric' or 'essence' of a society or individual demonstrates the word's deep integration into English idiom. Mastery of this word involves recognizing these nuances across professional and academic domains.
Etymologically, fiber reflects the human tendency to categorize the world through physical analogies. From the Latin fibra, the word has evolved into a cornerstone of modern vocabulary. In literary contexts, authors may use fiber to evoke imagery of interconnectedness or the fragility of human existence. In technical discourse, it represents the backbone of modern communications infrastructure. A C2 learner should appreciate that while the word is common, its application varies significantly—from the microscopic analysis of biological tissue to the macro-level discussion of global telecommunications networks. It is a word that bridges the gap between the tangible, the physiological, and the metaphorical.
30초 단어
- Fiber is a thread-like structure.
- It is essential for digestion.
- It refers to inner character strength.
- It is used in modern technology.
When you hear the word fiber, think of two main ideas: strength and health. Physically, it is a thin, thread-like strand. Think of the fibers in your favorite cotton t-shirt or the strong fibers that make up a rope.
In the world of nutrition, fiber is a superstar. It is the part of plants that your body cannot fully digest. Instead of being broken down, it travels through your system, keeping everything moving smoothly. It is like a little broom for your digestive tract!
Finally, we use the word metaphorically. If someone has 'moral fiber,' it means they have strong character and integrity. It is a versatile word that connects the physical world of materials to the biological world of health and the abstract world of personality.
The word fiber traces its roots back to the Latin word fibra, which meant a 'filament' or 'thread.' It entered the English language in the 15th century via Old French.
Originally, it was strictly used to describe anatomical structures, like the fibers in muscles or plants. Over time, as textile manufacturing grew, the word became the standard term for the raw materials used in weaving and spinning. By the 19th century, scientists began using it to describe the chemical components of food, eventually leading to our modern understanding of 'dietary fiber.'
It is fascinating how a word that started as a simple description of a thread evolved to represent the very essence of human health and character. Languages are always growing, and fiber is a perfect example of a word that expanded its reach from the loom to the dinner plate.
You will hear fiber used in many different settings. In a casual conversation, you might talk about 'high-fiber cereal' or 'eating more fiber for breakfast.' It is a very common topic in health discussions.
In formal or industrial contexts, you will hear about 'synthetic fibers' like polyester or nylon. Engineers and manufacturers use this term constantly when discussing materials science. It is a neutral, precise term in these fields.
A common collocation is 'dietary fiber,' which is the specific term used by doctors and nutritionists. You might also hear 'optical fiber,' which refers to the thin glass strands that carry internet signals. Because the word is used in technology, medicine, and fashion, it is one of those words you will encounter almost every single day.
Moral fiber: This refers to a person's inner strength and ability to do the right thing. Example: 'She showed great moral fiber by standing up for her friend.'
The word fiber is a countable noun when referring to individual strands (e.g., 'a single fiber'), but it is often used as an uncountable noun in nutrition (e.g., 'I need more fiber in my diet').
In American English, it is spelled fiber, while British English prefers fibre. Both are pronounced the same way: /ˈfaɪbər/.
The stress is on the first syllable: FI-ber. It rhymes with words like 'viber' or 'scriber.' When using it in a sentence, it usually acts as the subject or the object of a verb. For example, 'Fiber helps digestion' (subject) or 'The shirt contains nylon fiber' (object). It is a straightforward word to use grammatically, though you should remember to use 'dietary fiber' as a compound noun in health contexts.
Fun Fact
The word was originally used in biology, then textiles, and only later in nutrition.
Pronunciation Guide
Sounds like 'fy-buh'
Sounds like 'fy-bur'
Common Errors
- Pronouncing the 'i' as 'ee'
- Forgetting the 'r' at the end in US English
- Stressing the second syllable
Rhymes With
Difficulty Rating
Easy to read
Easy to use
Common word
Clear pronunciation
What to Learn Next
Prerequisites
Learn Next
고급
Grammar to Know
Countable vs Uncountable
I ate a fiber (countable) vs I need fiber (uncountable).
Adjective placement
High-fiber diet.
Compound Nouns
Carbon fiber.
Examples by Level
Fiber is in fruit.
Fiber = healthy part of food
Simple noun usage
My shirt has fiber.
Fiber = thread
Subject-verb-object
Eat more fiber.
Eat = consume
Imperative sentence
Fiber is good.
Good = healthy
Simple adjective
I like fiber.
Like = enjoy
Subject-verb-object
This is fiber.
This = object
Demonstrative pronoun
Fiber helps me.
Helps = assists
Third person singular
Buy some fiber.
Buy = purchase
Imperative
Cotton is a natural fiber.
I need to eat more fiber for my health.
The carpet is made of synthetic fiber.
Oats are a great source of fiber.
Fiber helps keep your digestion regular.
The rope is made of many strong fibers.
Do you eat enough fiber every day?
Vegetables are high in fiber.
The doctor suggested a high-fiber diet to lower my cholesterol.
Optical fiber has changed the way we access the internet.
She has the moral fiber to do what is right in difficult situations.
This fabric is a blend of natural and synthetic fibers.
Whole grain bread is a good source of dietary fiber.
The structure of the plant is held together by tough fibers.
We need to strengthen the social fiber of our community.
Fiber supplements can be helpful if you don't eat enough vegetables.
The carbon fiber frame makes the bicycle incredibly lightweight.
He felt the fear in every fiber of his being.
Fiber-optic technology allows for near-instantaneous data transfer.
The company is testing a new biodegradable fiber for clothing.
It is important to distinguish between soluble and insoluble fiber.
The moral fiber of the nation was tested during the crisis.
She is a person of great fiber and determination.
The textile industry is moving toward more sustainable fiber production.
The intricate fiber architecture of the muscle tissue was visible under the microscope.
The fiber-optic network serves as the backbone of global communication.
His integrity is woven into the very fiber of his professional conduct.
Dietary fiber plays a crucial role in regulating blood glucose levels.
The composite material uses glass fiber for added tensile strength.
Sociologists often discuss the social fiber that holds diverse populations together.
The artist used recycled fiber to create a unique textile installation.
The fiber content of this garment is listed on the tag.
The fiber-optic cables beneath the ocean facilitate the majority of international data traffic.
Her resolve was tested, revealing the hidden fiber of her character.
The physiological benefits of dietary fiber extend far beyond simple digestion.
Engineers are developing new fiber-reinforced polymers for aerospace applications.
The social fiber of the city was frayed by years of economic neglect.
Microscopic analysis revealed the complex fiber arrangement of the ancient parchment.
He was a man of immense moral fiber, never wavering in his convictions.
The rapid evolution of synthetic fiber technology has transformed the fashion industry.
자주 쓰는 조합
Idioms & Expressions
"moral fiber"
strength of character
It takes moral fiber to admit you are wrong.
neutral"fiber of one's being"
the core of a person
He felt the music in every fiber of his being.
literary"tear to fibers"
destroy completely
The wind tore the flag to fibers.
literary"fiber-optic"
high-speed data tech
We upgraded to a fiber-optic connection.
neutral"synthetic fiber"
man-made material
Polyester is a common synthetic fiber.
neutral"natural fiber"
plant or animal material
Cotton is a popular natural fiber.
neutralEasily Confused
Similar spelling
Fever is high body temperature
I have a fever vs I need fiber.
Similar sound
Filter cleans things
Water filter vs dietary fiber.
Contains the word fiber
Fiberglass is a specific material
Fiberglass boat vs natural fiber.
Same root
A fibril is a very small fiber
Muscle fibril vs dietary fiber.
Sentence Patterns
Subject + is + high in + fiber
Oats are high in fiber.
Subject + contains + fiber
This shirt contains fiber.
Subject + provides + fiber
Fruit provides essential fiber.
Subject + has + moral fiber
He has great moral fiber.
Subject + uses + fiber-optic + technology
We use fiber-optic technology.
어휘 가족
Nouns
Adjectives
관련
How to Use It
9
Formality Scale
자주 하는 실수
In nutrition, fiber is usually uncountable.
Different meanings and sounds.
US spelling is 'fiber'.
Fiber is a complex carbohydrate.
Fiber is for threads, not solid metal.
Tips
Memory Palace
Imagine a giant thread (fiber) going through your kitchen.
Real Situations
Check food labels for 'fiber' content.
Cultural Insight
Moral fiber is a common compliment.
Grammar Shortcut
In nutrition, treat fiber like 'water' (uncountable).
Say It Right
Rhymes with 'viber'.
Don't Make This Mistake
Don't confuse it with 'fever'.
Did You Know?
Carbon fiber is stronger than steel.
Study Smart
Group the word into 'health' and 'material' categories.
Pro Tip
Use 'dietary fiber' for health and 'textile fiber' for clothes.
Reading Tip
Notice how it appears in tech articles.
Memorize It
Mnemonic
F-I-B-E-R: Food Is Best Eating Right
Visual Association
A string of yarn (fiber) inside a bowl of oatmeal (dietary fiber).
Word Web
챌린지
Look at the label of your breakfast cereal and count the grams of fiber.
어원
Latin
Original meaning: filament or thread
문화적 맥락
None, generally a neutral term.
Widely used in health-conscious cultures like the US and UK.
Practice in Real Life
Real-World Contexts
At the grocery store
- high fiber content
- fiber supplement
- source of fiber
At the clothing store
- natural fiber
- synthetic fiber
- fabric blend
At the doctor's office
- dietary fiber
- digestive health
- increase fiber intake
In a tech meeting
- fiber-optic cable
- data speed
- infrastructure
Conversation Starters
"Do you try to eat a lot of fiber?"
"What kind of fabrics do you prefer to wear?"
"Do you think moral fiber is still important today?"
"How fast is your internet connection?"
"What is the healthiest meal you have eaten lately?"
Journal Prompts
Write about a time you showed moral fiber.
Describe the clothes you are wearing and their fiber content.
Why is fiber important for our health?
How has fiber-optic technology changed your life?
자주 묻는 질문
8 질문No, it is a type of carbohydrate.
Fibre.
It is a metaphor for inner strength.
Yes, it can cause stomach discomfort.
Man-made materials like polyester.
No, dietary fiber is only in plants.
It helps digestion and heart health.
A cable that carries data using light.
셀프 테스트
I eat ___ to stay healthy.
Fiber is a healthy food component.
Which is a source of fiber?
Apples are high in fiber.
Fiber can be found in clothes.
Clothing is made of textile fibers.
Word
뜻
Matches the idiom and the technology.
Correct order: Fiber is good for digestion.
The ___ frame of the bike is very light.
Carbon fiber is used for bikes.
What does 'moral fiber' imply?
Moral fiber means inner strength and integrity.
Fiber is always countable.
It is often uncountable in nutrition.
Word
뜻
Matches adjective and technical term.
Correct order: He felt every fiber of his being.
점수: /10
Summary
Fiber is a versatile word that connects physical threads, healthy food, and strong character.
- Fiber is a thread-like structure.
- It is essential for digestion.
- It refers to inner character strength.
- It is used in modern technology.
Memory Palace
Imagine a giant thread (fiber) going through your kitchen.
Real Situations
Check food labels for 'fiber' content.
Cultural Insight
Moral fiber is a common compliment.
Grammar Shortcut
In nutrition, treat fiber like 'water' (uncountable).
예시
I try to eat a lot of fruit and vegetables to make sure I get enough dietary fiber.
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