calorie
A calorie is a unit used to measure the amount of energy found in food and drinks.
Explanation at your level:
A calorie is a way to measure energy in food. Your body needs calories to walk, run, and play. If you eat food, you get energy. If you eat too much, your body keeps the extra energy. It is good to eat healthy food for energy.
When you eat, your food gives you energy. We measure this energy in calories. Every food has a different number of calories. If you want to stay healthy, you should look at the calorie count on the back of your food packages.
Calories are units of energy that our bodies use to function. We get these calories from the food and drinks we consume. Maintaining a healthy weight often involves balancing the number of calories you eat with the number of calories you burn through physical activity.
The term calorie is central to modern nutritional science. It represents the energy content of food, which the body converts into fuel. People often monitor their caloric intake to manage their weight, though it is important to consider the quality of food, not just the number of calories.
In contemporary society, the calorie has become a ubiquitous metric for health management. Beyond simple energy measurement, it represents a complex relationship between biology and lifestyle. While the thermodynamic principle is straightforward—energy in versus energy out—the metabolic impact of different food sources makes the study of caloric intake a nuanced field of science.
The calorie, historically rooted in 19th-century thermodynamics, has transcended its scientific origins to become a cultural touchstone. It serves as a quantitative proxy for health, reflecting our obsession with self-optimization. Understanding the distinction between a 'small calorie' and the 'kilocalorie' used in nutrition is essential for scientific literacy, yet in common parlance, it remains a shorthand for dietary discipline and metabolic health.
30초 단어
- A calorie is a unit of energy.
- It comes from food and drinks.
- We use it to measure energy intake.
- Excess calories are stored by the body.
When we talk about calories, we are essentially talking about the fuel that powers your human machine. Every single thing you eat contains energy, and we measure that energy in units called calories.
Think of your body like a smartphone. When you use apps, play games, or browse the web, your battery drains. Food is the charger, and calories are the electricity flowing into that battery. If you eat just the right amount, you stay energized all day. If you eat too much, your body saves that extra energy for later, which is how weight gain happens.
It is important to remember that not all calories are created equal. A calorie from a sugary soda acts differently in your body than a calorie from a piece of broccoli. While the unit of measurement is the same, the nutritional value varies wildly. Understanding this helps you make better choices for your long-term health.
The word calorie has a surprisingly scientific past. It comes from the Latin word calor, which simply means 'heat.' It entered the French language as calorie in the late 19th century.
Originally, scientists used this term to measure heat in physics experiments. It wasn't until later that nutritionists adopted the word to describe the energy potential of food. Interestingly, the 'calories' we see on food labels are technically kilocalories (1,000 calories), but we just shorten it to 'calorie' for convenience.
This shift from a cold laboratory term to a household word shows how much our culture has become obsessed with tracking our health. It moved from the scientist's beaker to the back of a cereal box, becoming one of the most recognized words in the modern diet industry.
You will hear calorie used most often in the context of health, fitness, and diet. It is a very common word in everyday conversation, especially when people are 'counting' or 'burning' them.
Common phrases include 'low-calorie', 'calorie count', and 'burn calories'. You might hear someone say, 'I'm trying to watch my calorie intake,' which is a polite way of saying they are being careful about what they eat.
In formal or academic settings, you might hear about 'caloric density' or 'energy expenditure'. Whether you are at the gym or in a biology class, the word remains a staple of how we talk about our bodies and our food.
While 'calorie' isn't used in many ancient idioms, it features in several modern health-related expressions:
- Burn off: To use up energy through exercise. 'I need to burn off that pizza.'
- Empty calories: Food with no nutritional value. 'Soda is full of empty calories.'
- Calorie deficit: Eating fewer calories than you burn. 'He is in a calorie deficit to lose weight.'
- Count calories: To track food intake. 'She started counting calories to get fit.'
- Calorie-dense: Food with a lot of calories in a small portion. 'Nuts are very calorie-dense.'
The word calorie is a standard countable noun. You can have one calorie, or you can have thousands of them. The plural form is simply calories.
Pronunciation is generally consistent: KAL-uh-ree. The stress is on the first syllable. In IPA, it is transcribed as /ˈkæl.ər.i/. Rhyming words include gallery, salary, and valery.
Grammatically, it often acts as an adjective when paired with a hyphen, such as in 'a low-calorie snack.' Always remember to use the plural when referring to the total amount, even if the number is large.
Fun Fact
It was originally a physics term for heat before nutritionists adopted it.
Pronunciation Guide
Sounds like 'kal-uh-ree'.
Sounds like 'kal-uh-ree'.
Common Errors
- Misplacing the stress
- Pronouncing it as two syllables
- Mixing up the 'r' and 'l' sounds
Rhymes With
Difficulty Rating
Easy to read in context.
Easy to use in sentences.
Commonly used.
Frequently heard.
What to Learn Next
Prerequisites
Learn Next
고급
Grammar to Know
Countable Nouns
one calorie, two calories
Adjective Formation
low-calorie snack
Articles with Nouns
a calorie
Examples by Level
I eat food for calories.
I eat food for energy.
Noun usage.
Apples have calories.
Apples contain energy.
Plural noun.
I need calories to play.
I need energy to play.
Infinitive verb.
This food has many calories.
This food has lots of energy.
Quantifier usage.
Are calories good?
Is energy good?
Interrogative.
I count my calories.
I track my energy.
Verb usage.
He burns calories running.
He uses energy running.
Verb + noun.
Eat for energy.
Eat for calories.
Imperative.
Check the calories on the box.
I try to eat low-calorie food.
Running burns many calories.
How many calories are in this?
She tracks her daily calories.
Too many calories can cause weight gain.
Do you count calories?
Healthy food has good calories.
I am trying to reduce my daily calorie intake.
The calorie count on this label is quite high.
He burned off all his calories at the gym.
It is difficult to track calories when eating out.
Some people prefer to ignore calorie counting.
You need to burn more calories than you consume.
This snack is surprisingly low in calories.
Calorie-dense foods should be eaten in moderation.
The nutritionist advised a strict calorie-controlled diet.
She is very conscious of her caloric intake.
Even healthy fats can be quite calorie-dense.
It is a common misconception that all calories are equal.
He managed to achieve a caloric deficit through exercise.
The restaurant now lists the calorie content for every dish.
Focusing solely on calories can lead to an unhealthy relationship with food.
The total caloric requirement varies based on your activity level.
The metabolic response to different macronutrients suggests that calorie counting is an oversimplification.
He meticulously recorded his caloric expenditure during the marathon.
The prevalence of calorie-dense, nutrient-poor foods is a major health concern.
Despite the emphasis on calories, the quality of ingredients remains paramount.
She adopted a more holistic approach rather than obsessing over every single calorie.
The caloric value of the meal was far higher than he had anticipated.
Understanding your basal metabolic rate helps in calculating your daily calorie needs.
The discourse around calories often ignores the complexity of human digestion.
The reductionist view of nutrition as mere calorie accounting is increasingly challenged by modern science.
Her approach to diet transcends the mundane task of tracking calories.
The calorie, as a unit of measure, serves as the cornerstone of dietary regulation.
One must distinguish between the physiological hunger and the psychological urge to consume calories.
The historical evolution of the calorie reflects our shifting understanding of human metabolism.
The caloric density of processed foods is a significant factor in the modern health crisis.
He questioned the validity of the calorie as the sole metric for nutritional health.
The obsession with calorie restriction has become a defining feature of contemporary wellness culture.
동의어
반의어
자주 쓰는 조합
Idioms & Expressions
"Burn off"
To use up energy.
I will burn off the cake later.
casual"Watch your calories"
To be careful about what you eat.
I am watching my calories.
neutral"Cut calories"
To reduce the amount of food you eat.
I need to cut calories to fit into my dress.
neutral"Calorie-conscious"
Aware of how many calories one eats.
She is very calorie-conscious.
neutral"Burn the candle at both ends"
To use up energy quickly (metaphorical).
He is burning the candle at both ends.
casual"Eat your heart out"
To eat excessively (sometimes related to calories).
The buffet lets you eat your heart out.
casualEasily Confused
Both start with 'car'.
Carbs are a nutrient; calories are the energy unit.
This food has carbs and calories.
Both are health terms.
Cholesterol is a fat-like substance.
Monitor cholesterol and calories.
Adjective vs Noun.
Caloric is the adjective form.
The caloric content is high.
Both measure energy.
Joule is the SI unit.
One calorie is about 4.2 joules.
Sentence Patterns
Subject + contains + number + calories
This apple contains 95 calories.
I am + trying to + count + calories
I am trying to count calories.
It is + important to + monitor + calorie intake
It is important to monitor calorie intake.
The + caloric + value + of + food
The caloric value of food is variable.
Despite + the + calorie + count
Despite the calorie count, it is healthy.
어휘 가족
Nouns
Adjectives
관련
How to Use It
9/10
Formality Scale
자주 하는 실수
The spelling 'calory' is archaic or incorrect.
They are different concepts.
A common scientific misconception.
Calorie is only a noun.
It is a countable noun.
Tips
Memory Palace Trick
Imagine a giant battery on your dinner plate.
When Native Speakers Use It
Use it when discussing diets or gym progress.
Cultural Insight
It is a very common topic in Western diet culture.
Grammar Shortcut
Always pluralize it when talking about amounts.
Say It Right
Stress the first syllable: KAL-uh-ree.
Don't Make This Mistake
Don't say 'calory'—it's 'calorie'.
Did You Know?
The term was originally for heat in physics.
Study Smart
Look at a nutrition label to see the word in context.
Related Words
Learn 'metabolism' to understand how we burn them.
Writing Tip
Use 'caloric' as the adjective form.
Memorize It
Mnemonic
CAL-O-RIE: Can Always Look Over Real Intake Every day.
Visual Association
A glowing battery icon inside an apple.
Word Web
챌린지
Check the back of your next snack and count the calories.
어원
French/Latin
Original meaning: Heat
문화적 맥락
Can be a sensitive topic for those with eating disorders.
Highly common in health-conscious cultures like the US and UK.
Practice in Real Life
Real-World Contexts
At the gym
- burn calories
- calorie burn
- high intensity
At the grocery store
- check the label
- low-calorie option
- serving size
In a biology class
- metabolic rate
- energy expenditure
- thermodynamics
At a restaurant
- calorie count
- menu information
- light meal
Conversation Starters
"Do you pay attention to the calories in your food?"
"Do you think calorie counting is a good way to stay healthy?"
"What is the most calorie-dense food you know?"
"How do you feel about restaurants listing calories on menus?"
"Do you think people focus too much on calories?"
Journal Prompts
Describe your relationship with food and calories.
Do you think health is just about calories? Why or why not?
Write about a time you tried to eat healthier.
How has your understanding of 'energy' changed?
자주 묻는 질문
8 질문Scientifically yes, but nutritionally they affect the body differently.
Not necessarily, it depends on your health goals.
Food that has fewer calories than average for its volume.
No, your body needs energy to live.
Because a food calorie is actually a kilocalorie.
It can be helpful for some but stressful for others.
It depends on your age, sex, and activity level.
The body stores the extra energy, usually as fat.
셀프 테스트
Food gives us ___ to play.
Calories are the energy in food.
What is a calorie?
It measures energy.
Calories are only found in sugar.
Calories are in all food.
Word
뜻
Common verb collocations.
Subject-Verb-Object.
He is in a calorie ___.
Calorie deficit is the standard term.
What does 'caloric density' mean?
It refers to energy per unit of weight.
The term calorie originated in biology.
It originated in physics/thermodynamics.
Word
뜻
Technical definitions.
Academic phrasing.
점수: /10
Summary
A calorie is simply a measurement of the energy your body gets from the food you eat.
- A calorie is a unit of energy.
- It comes from food and drinks.
- We use it to measure energy intake.
- Excess calories are stored by the body.
Memory Palace Trick
Imagine a giant battery on your dinner plate.
When Native Speakers Use It
Use it when discussing diets or gym progress.
Cultural Insight
It is a very common topic in Western diet culture.
Grammar Shortcut
Always pluralize it when talking about amounts.
예시
I am trying to eat fewer calories this week to stay healthy.
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