reduction
gb/ɹɪdˈʌkʃən/ us/ɹɪdˈʌkʃən/
B1
Anh
~ 1600
Các nghĩa
0 nghĩa
Danh từ
B1
action
1
process of making smaller or less
The act of making something smaller or less.
Mẫu sử dụng:
a reduction in [something]
Lỗi thường gặp:
Learners sometimes confuse 'reduction' with 'discount'. 'Reduction' is the process of making something less, while 'discount' usually refers to a lower price offered to customers.
Từ đồng nghĩa
decrease (More general and common; can be used for both countable and uncountable changes.)
|
cutback (Often used for reductions in spending, staff, or services.)
Từ trái nghĩa
increase (Opposite in meaning; refers to making something larger or greater.)
Cụm từ đi kèm
price reduction
|risk reduction
|reduction in size
|waste reduction
|cost reduction
Chủ đề
business
|daily life
|science
|core_vocabulary
Ví dụ
- The company announced a significant reduction in staff numbers.
- We need to work on the reduction of plastic waste.
- There has been a reduction in crime rates this year.
- The new law aims at the reduction of carbon emissions.
- A 10% reduction in prices attracted more customers.
Ví dụ cho người học
- There is a reduction in food prices.
- The doctor wants a reduction in my sugar intake.
- We saw a reduction in noise after the window was fixed.
- The school made a reduction in homework.
- A reduction in costs helped the shop.
Danh từ
technical
B2
event
2
chemical gain of electrons
In chemistry, when a substance gains electrons or has a lower oxidation level.
Lỗi thường gặp:
Learners may confuse 'reduction' with 'reducing amount'. In chemistry, it refers to electron gain, not making something smaller.
Từ đồng nghĩa
electron gain (Describes the same process but less commonly used as a term.)
Từ trái nghĩa
oxidation (The opposite chemical process where electrons are lost.)
Cụm từ đi kèm
oxidation and reduction
|reduction reaction
|metal reduction
Chủ đề
science
Ví dụ
- Reduction occurs when copper ions gain electrons to form copper metal.
- The reaction involves both oxidation and reduction steps.
- Hydrogen gas is produced by the reduction of protons.
Ví dụ cho người học
- Reduction is when something gets more electrons.
- In this reaction, iron goes through reduction.
- Reduction and oxidation happen together.
Danh từ
B2
entity
3
thickened sauce by boiling down
A sauce made thicker and stronger by cooking it until some liquid is gone.
Lỗi thường gặp:
Learners sometimes think 'reduction' here means less food; it actually means concentrated flavor by boiling down liquid.
Từ đồng nghĩa
concentrate (General term for a liquid with reduced volume and intensified flavor.)
Cụm từ đi kèm
wine reduction
|balsamic reduction
Chủ đề
food
|food_drink
|daily_life
Ví dụ
- The chef served the steak with a red wine reduction.
- Balsamic reduction adds sweetness to the salad.
- The sauce is a simple lemon and butter reduction.
Ví dụ cho người học
- I made a balsamic reduction for the salad.
- The meat came with a wine reduction.
- We had fish with lemon reduction.
Ngữ pháp
Dạng từ điển
reduction
IPA
GB/ɹɪdˈʌkʃən/
US/ɹɪdˈʌkʃən/
Âm tiết và trọng âm
re - duc - tion (3 âm tiết)
Stress on 2nd syllable (duc)
Các dạng từ
Noun
- Base: reduction
- Plural: reduction, reductions
Họ từ
Forms
reductions
noun
Core family
reduce
verb A2
Related words
reducer
noun
Negative and opposite forms
irreducible
adjective
Advanced or less common
reducible
adjective
reductive
adjective
Cách diễn đạt
price reduction
1/pɹˈaɪs ɹɪdˈʌkʃən/
fixed phrase
lowering the selling price
When the cost of something is made lower.
Ví dụ
- The store is offering a big price reduction on winter coats.
- We waited for a price reduction before buying the laptop.
risk reduction
1/ɹˈɪsk ɹɪdˈʌkʃən/
fixed phrase
making danger less likely
Doing things to make danger or harm less likely.
Ví dụ
- Seat belts are an important part of risk reduction in cars.
- The program focuses on risk reduction for heart disease.
waste reduction
1/wˈeɪst ɹɪdˈʌkʃən/
fixed phrase
producing less waste material
Making less trash or unwanted material.
Ví dụ
- Waste reduction is key to protecting the environment.
- The company started a waste reduction program.