Explanation at your level:
Cool means the weather is not hot. It is nice and fresh. You might wear a thin jacket. It is a good word to use when you talk about the seasons like autumn or spring.
When you say the weather is cool, you mean it is a little bit cold, but in a good way. It is not freezing, and you do not need a big coat. It is very common to say, "It's a cool day today."
The word cool is used to describe a temperature that is comfortably low. It is often used to contrast with hot weather. Beyond temperature, it is a very common way to express that you like something or that something is acceptable. For example, "Is it cool if I sit here?" means "Is it okay if I sit here?"
At this level, you can use cool to describe nuances in temperature, such as a cool draft or cool water. You also start using it in idiomatic expressions like keep your cool. It is a staple of informal English, but be careful using it in formal business reports where temperate or chilly might be more precise.
In advanced English, cool can describe a detached or unemotional attitude. You might describe someone's cool reception to an idea, meaning they were not enthusiastic. It functions as a versatile adjective that bridges the gap between literal physical states and figurative social attitudes, showing a mastery of register.
Mastery of cool involves understanding its evolution from a simple descriptor of thermal energy to a cultural marker of "hipness." In literary contexts, it can evoke a sense of distance or clinical observation. Its etymological journey from Proto-Germanic roots to modern slang highlights the fluidity of English. You can use it to describe a cool breeze, a cool temperament, or even a cool response, each carrying a different weight depending on the context.
Wort in 30 Sekunden
- Cool means moderately cold.
- It is a very common adjective.
- It can mean 'calm' or 'stylish'.
- It is used in many idioms.
Hey there! Let's talk about the word cool. When we use it as an adjective for temperature, it describes that perfect sweet spot where it isn't too hot and it isn't freezing. It's the kind of weather that makes you feel refreshed.
Think of a nice autumn morning. You step outside, and the air feels crisp and cool against your skin. You might need a light jacket, but you aren't shivering. It's a very pleasant, comfortable feeling that many people enjoy after a long, hot summer.
The word cool has deep roots! It comes from the Old English word cōl, which is related to the Old Saxon kōl and the German kühl. It has always been used to describe a temperature that is moderately cold.
Over centuries, the word didn't just stay about the weather. In the 20th century, it took on a whole new life as slang for something fashionable or impressive. It's fascinating how a word for a physical sensation became a way to describe someone's personality or a great idea!
You will hear cool used constantly in daily life. When talking about weather, we often say it is a cool breeze or cool air. It is a very neutral, common term.
In casual settings, it is one of the most versatile words in English. You can say, "That's cool!" to show you agree with someone or think something is interesting. Just remember that in very formal academic writing, you might want to use more specific words like chilly or temperate if you are describing weather.
Idioms make English so much fun! Here are a few:
- Cool as a cucumber: Very calm under pressure.
- Keep your cool: Stay calm when you are angry or stressed.
- Lose your cool: To suddenly get angry.
- Cool down: To lower your temperature or calm your temper.
- Cool your heels: To wait for a long time.
The word cool is a simple one-syllable adjective. It rhymes with pool, tool, school, fool, and rule. The IPA transcription is /kuːl/ in both British and American English.
Grammatically, it is a gradable adjective, meaning you can say something is very cool, quite cool, or a bit cool. It works perfectly before a noun, like "a cool breeze," or after a linking verb, like "the air feels cool."
Fun Fact
It became a slang term for 'fashionable' in the 1930s.
Pronunciation Guide
Long 'oo' sound.
Long 'oo' sound.
Common Errors
- shortening the vowel
- pronouncing the 'l' too hard
- confusing with 'coal'
Rhymes With
Difficulty Rating
easy
easy
easy
easy
What to Learn Next
Prerequisites
Learn Next
Fortgeschritten
Grammar to Know
Adjectives
The cool air.
Linking Verbs
It feels cool.
Phrasal Verbs
Cool down.
Examples by Level
The weather is cool today.
weather / is / cool / today
Adjective after verb.
I like cool water.
I / like / cool / water
Adjective before noun.
It is a cool morning.
It / is / a / cool / morning
Article before adjective.
The air feels cool.
The / air / feels / cool
Linking verb.
Is it cool outside?
Is / it / cool / outside
Question form.
We have cool weather.
We / have / cool / weather
Simple present.
The water is cool.
The / water / is / cool
Simple sentence.
It is not hot, it is cool.
It / is / not / hot / it / is / cool
Contrast.
The evening was cool and pleasant.
I need a cool drink.
The breeze is nice and cool.
It is cool in the mountains.
Do you like cool weather?
The room feels cool.
Wear a cool jacket today.
The water is cool enough to swim.
The autumn air is quite cool.
He kept his cool during the meeting.
It is cool if you want to join us.
The basement stays cool all summer.
She gave me a cool look.
The drinks were served cool.
It is a cool idea for a party.
The weather turned cool suddenly.
She maintained a cool composure throughout the trial.
The project was met with a cool response.
It is a cool, crisp morning for a run.
He is as cool as a cucumber under pressure.
The water temperature is cool, about 15 degrees.
Don't lose your cool over such a small thing.
The style is minimalist and cool.
The evening air was cool, requiring a light sweater.
His cool detachment was unsettling to the team.
The report received a cool reception from the board.
She offered a cool, professional greeting.
The landscape was bathed in a cool, blue light.
He displayed a cool indifference to the criticism.
The wine should be served cool, not chilled.
The jazz music had a cool, sophisticated vibe.
The atmosphere in the room was distinctly cool.
The poet described the cool, indifferent gaze of the moon.
Despite the heated debate, he remained cool and collected.
The architectural design exudes a cool, modernist aesthetic.
She managed to cool the tension in the room with a joke.
His cool, calculated response surprised everyone.
The mountain air provided a cool respite from the heat.
The colors of the painting are primarily cool tones.
There is a cool elegance to her writing style.
Häufige Kollokationen
Idioms & Expressions
"cool as a cucumber"
very calm
She was cool as a cucumber during the test.
casual"keep your cool"
stay calm
You must keep your cool in an emergency.
neutral"lose your cool"
get angry
Don't lose your cool over the traffic.
casual"cool your heels"
wait
You'll have to cool your heels until the boss arrives.
casual"cool it"
stop or calm down
Cool it, you're making too much noise!
slang"cool customer"
someone calm
He's a cool customer under pressure.
casualEasily Confused
both describe temperature
cold is much lower
It is cool today, but it will be cold tonight.
both imply low heat
chilly feels more uncomfortable
It is chilly without a coat.
describes temperature
frigid is extreme
The Arctic is frigid.
describes liquid temp
tepid is lukewarm
The water was tepid.
Sentence Patterns
The [noun] is cool.
The water is cool.
It is a cool [noun].
It is a cool day.
Stay cool [prepositional phrase].
Stay cool in the shade.
Keep your cool [prepositional phrase].
Keep your cool during the test.
The [noun] feels cool.
The air feels cool.
Wortfamilie
Nouns
Verbs
Adjectives
Verwandt
How to Use It
9
Formality Scale
Häufige Fehler
Cool is moderately cold, not freezing.
Cool is an adjective, not a verb here.
Cool is the adjective form.
Use the correct idiom.
Use the adjective form.
Tips
Rhyme Time
Remember it rhymes with pool.
Weather talk
Use it for autumn days.
Slang
It means 'good' in conversation.
Gradable
You can say 'very cool'.
Long Vowel
Stretch the 'oo' sound.
Don't confuse
It's not freezing!
History
It's a very old word.
Context
Use it in a sentence immediately.
Verb usage
Use 'cool down' for things.
Politeness
Ask 'Is it cool?' to be polite.
Memorize It
Mnemonic
Cool is C-O-O-L, like an ice cube in a pool.
Visual Association
A person wearing a light sweater in a park.
Word Web
Herausforderung
Use 'cool' three times today.
Wortherkunft
Old English
Original meaning: moderately cold
Kultureller Kontext
None, generally positive.
Used frequently to mean 'good' or 'okay'.
Practice in Real Life
Real-World Contexts
weather
- cool breeze
- cool morning
- cool weather
social
- that's cool
- is it cool
- keep your cool
cooking
- let it cool
- cool down
- serve cool
fashion
- cool style
- cool look
- cool design
Conversation Starters
"Do you like cool weather?"
"What is the coolest place you have visited?"
"How do you keep your cool when stressed?"
"What is a cool hobby you have?"
"Do you prefer hot or cool drinks?"
Journal Prompts
Describe a cool autumn day.
Write about a time you had to keep your cool.
What makes a person 'cool' in your opinion?
Describe your favorite cool-weather outfit.
Häufig gestellte Fragen
8 FragenNo, cool is less cold than cold.
Yes, it means they are calm or fashionable.
Warm or hot.
Yes, it is primarily an adjective.
Yes, 'to cool something down'.
It is neutral and very common.
No, adjectives don't have plurals.
Like 'pool' with a 'c'.
Teste dich selbst
The weather is ___ today.
Cool describes the temperature.
Which means 'stay calm'?
Keep your cool is the idiom.
Cool is a synonym for freezing.
Cool is only moderately cold.
Word
Bedeutung
Matching synonyms.
The breeze is cool.
Ergebnis: /5
Summary
Cool is the perfect word for a refreshing temperature or a calm, stylish attitude.
- Cool means moderately cold.
- It is a very common adjective.
- It can mean 'calm' or 'stylish'.
- It is used in many idioms.
Rhyme Time
Remember it rhymes with pool.
Weather talk
Use it for autumn days.
Slang
It means 'good' in conversation.
Gradable
You can say 'very cool'.
Beispiel
This is very cool.
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