concentration
gb/kˌɔnsəntɹˈeɪʃən/ us/kˌɔnsəntɹˈeɪʃən/
B1
Angličtina
~ 1600
Významy
0 významů
Podstatné jméno
B1
state
1
focused mental attention
When you think very carefully about one thing and ignore other things.
Vzorec užití:
[someone]'s concentration on [something]
Častá chyba:
Learners sometimes confuse 'concentration' with 'concertation' or mistakenly use it to mean 'gathering of people'.
Synonyma
focus (More common in everyday speech; slightly broader meaning.)
Antonyma
distraction (Refers to something that takes attention away, opposite of concentrating.)
Kolokace
lose concentration
|maintain concentration
|require concentration
|high level of concentration
Témata
learning
|work
|psychology
|education
|core_vocabulary
Příklady
- Her concentration was broken by the loud noise outside.
- You need a lot of concentration to solve this puzzle.
- He maintained his concentration throughout the entire exam.
- The job requires intense concentration for long periods.
- Meditation helps improve your concentration.
Učební příklady
- I need concentration to read this book.
- The noise makes my concentration bad.
- He has good concentration in class.
- This game needs much concentration.
Podstatné jméno
B2
state
2
dense grouping or collection
Many things or people in one small area.
Vzorec užití:
a concentration of [things/people] in [place]
Častá chyba:
Learners may confuse this with 'focus' meaning, but here it refers to physical grouping, not mental attention.
Synonyma
cluster (Usually smaller or more irregular grouping.)
Antonyma
dispersion (Refers to the spreading out over a larger area.)
Kolokace
high concentration
|population concentration
|concentration area
Témata
geography
|sociology
|space
|core_vocabulary
Příklady
- There is a high concentration of tech companies in Silicon Valley.
- The report shows a concentration of wealth in a small group of families.
- The highest concentration of pollution was found near the factory.
- Wildlife conservationists noted a concentration of rare birds in the region.
Učební příklady
- There is a big concentration of shops here.
- The city has a high concentration of people.
- We saw a concentration of fish near the rocks.
Podstatné jméno
technical
B2
quantity
3
amount of substance per volume
How much of something is in a certain space or liquid.
Vzorec užití:
the concentration of [substance] in [medium]
Častá chyba:
Learners may confuse this with 'strength' in non-scientific contexts, but here it is a precise measurement.
Synonyma
density (In science, density is related but refers to mass per volume, not proportion of substance.)
Antonyma
dilution (Process or state of making something less concentrated.)
Kolokace
high concentration
|low concentration
|concentration level
Témata
science
|chemistry
|core_vocabulary
Příklady
- The salt concentration in seawater is about 3.5%.
- Scientists measured the concentration of carbon dioxide in the atmosphere.
- This medication has a high concentration of active ingredients.
Učební příklady
- The water has a high salt concentration.
- We test the sugar concentration in juice.
- The air has low oxygen concentration.
Gramatika
Slovníkový tvar
concentration
IPA
GB/kˌɔnsəntɹˈeɪʃən/
US/kˌɔnsəntɹˈeɪʃən/
Slabiky a přízvuk
con - cen - tra - tion (4 slabiky)
Stress on 3rd syllable (tra)
Tvary slova
Noun
- Base: concentration
- Plural: concentration, concentrations
Příbuzná slova
Forms
concentrations
noun
Core family
concentrate
verb A2
concentrated
adjective B2
Výrazy
break someone's concentration
1/bɹˈeɪk sˈʌmwˌʌnz kˌɔnsəntɹˈeɪʃən/
fixed phrase
interrupt focused attention
To make someone stop focusing on what they are doing.
Příklady
- The noise from outside broke my concentration.
- Don't break her concentration while she's studying.
lose concentration
1/lˈuz kˌɔnsəntɹˈeɪʃən/
fixed phrase
stop focusing attention
To stop thinking carefully about something you are doing.
Příklady
- She lost concentration after her phone rang.
- If you lose concentration while driving, it can be dangerous.
maintain concentration
1/meɪntˈeɪn kˌɔnsəntɹˈeɪʃən/
fixed phrase
keep focusing attention
To continue thinking carefully about something without being distracted.
Příklady
- It's difficult to maintain concentration during long meetings.
- Athletes train to maintain concentration under pressure.