enrichment
gb/ɪnɹˈɪt͡ʃmənt/ us/ɪnɹˈɪt͡ʃmənt/
B2
英語
~ 8000
語義
0件の語義
名詞
B2
action
1
the act of making something better
The act of making something better or more enjoyable by adding good or helpful things to it.
用法パターン：
the enrichment of [something]
よくある間違い：
Learners sometimes confuse "enrichment" with "richness". "Enrichment" is usually the process of making something richer or better (e.g., the enrichment of the course), while "richness" is the state or quality of being rich (e.g., the richness of the language). Another mistake is trying to use *enrichment* as a verb (*to enrichment*); the correct verb is *to enrich*.
類義語
enhancement (Slightly more formal and often used in business or technical contexts for targeted improvement.)
|
improvement (Very general word for making something better; does not always suggest adding new positive elements, as enrichment does.)
対義語
degradation (Focuses on a process that makes something worse or lowers its quality, the opposite of enrichment.)
|
impoverishment (Emphasizes the loss of richness or value, especially in culture, experience, or resources.)
コロケーション
the enrichment of [life]
|personal enrichment
|cultural enrichment
|environmental enrichment
|job enrichment
|language enrichment
テーマ
daily life
|education
|work
|culture
|core_vocabulary
例文
- Travel is often described as a powerful form of personal enrichment.
- The museum focuses on the cultural enrichment of the local community.
- The company introduced job enrichment schemes to make roles more satisfying.
- Volunteering brought a sense of enrichment to his everyday life.
- Many people take evening classes for their own enrichment, not just for career reasons.
学習者向け例文
- Reading books is a kind of enrichment for the mind.
- The new park is an enrichment of life in the city.
- She listens to music for personal enrichment.
- The project aims at the enrichment of students’ experience.
- I take art lessons for my own enrichment.
名詞
B2
entity
2
extra educational activity or class
A special class or activity that gives students extra learning outside their normal lessons.
用法パターン：
an enrichment [class/program/activity] for [students]
よくある間違い：
Learners may use "enrichment" alone when they really mean "enrichment class" or "enrichment program" (e.g., saying *I go to enrichment* instead of *I go to an enrichment class*). It is usually followed by a noun: enrichment class, enrichment program, enrichment activities.
類義語
extension class (Emphasizes going beyond the regular syllabus; used less commonly in everyday school talk.)
|
enrichment course (Very close in meaning, but usually refers specifically to a series of lessons rather than informal activities.)
対義語
remedial class (Focuses on helping weaker students catch up, whereas enrichment classes usually extend learning for students who are ready for more.)
コロケーション
enrichment program
|enrichment class
|enrichment activities
|after-school enrichment
|summer enrichment
|curriculum enrichment
テーマ
education
|children
|school
例文
- The school offers an after-school enrichment program in robotics.
- Parents can sign their children up for weekend math enrichment classes.
- Summer enrichment camps help students stay engaged during the holidays.
- The district is investing in enrichment activities for gifted learners.
- Language enrichment programs are available for both kids and adults.
学習者向け例文
- My son goes to an English enrichment class on Saturdays.
- The school runs an after-school enrichment program.
- She joined a science enrichment camp in the summer.
- The teacher offers extra enrichment activities for fast learners.
- Many parents pay for online enrichment courses.
名詞
technical
C1
action
3
adding nutrients to improve something
The act of putting vitamins, minerals, or other helpful things into food, soil, or water to make it better.
用法パターン：
the enrichment of [food/soil/water] with [substance]
よくある間違い：
Learners may confuse this with general "making something better" (sense 1). In technical or scientific texts, "enrichment" usually refers specifically to adding chemical or biological substances, not to general personal or cultural growth.
類義語
fortification (Commonly used for adding nutrients to food, especially vitamins and minerals, often in official or regulatory contexts.)
|
supplementation (Focuses on adding extra substances, usually in health or nutrition; does not always imply changing the base material itself.)
対義語
depletion (Describes the reduction or removal of useful substances, the opposite of adding them.)
コロケーション
vitamin enrichment
|iron enrichment
|soil enrichment
|nutrient enrichment
|enrichment of flour
|oxygen enrichment
テーマ
science
|health
|environment
|food
|food_drink
例文
- Many countries require the enrichment of flour with iron and folic acid.
- Soil enrichment is essential for maintaining high crop yields.
- The study examined nutrient enrichment in coastal waters and its impact on algae growth.
- Oxygen enrichment of the air improved combustion efficiency in the furnace.
- The formula includes the enrichment of baby food with key vitamins.
学習者向け例文
- The government supports the enrichment of salt with iodine.
- Farmers use compost for soil enrichment.
- Vitamin enrichment makes the cereal more healthy.
- Water enrichment with minerals can change its taste.
- The label shows the enrichment of the bread with iron.
名詞
formal
C1
action
4
gaining wealth, often unfairly
The act of getting more money or property, often in a way people think is wrong or selfish.
用法パターン：
[personal/self] enrichment through [means]
よくある間違い：
Learners may think "enrichment" is always positive. In this sense, it is often used negatively or critically, especially in phrases like "personal enrichment" or "self-enrichment" that suggest selfish or corrupt gain.
類義語
self-interest (Focuses on caring mainly about oneself; does not specifically mean gaining money, but often used in similar criticisms.)
|
profiteering (Highlights making excessive or unfair profit, often during crises; narrower than enrichment, which can be any gain in wealth.)
対義語
impoverishment (Describes becoming poor or losing wealth, the opposite of enrichment in a financial sense.)
コロケーション
personal enrichment
|self-enrichment
|illicit enrichment
|unjust enrichment
|enrichment at the expense of [others]
テーマ
business
|politics
|law
|ethics
|finance
例文
- The investigation found that the fund had been used for the personal enrichment of senior officials.
- Critics argue that the policy leads to the enrichment of a small elite.
- The charity was created for public benefit, not for the enrichment of its founders.
- Laws against illicit enrichment aim to prevent corruption among public servants.
- He denied that the deal was about his own enrichment at the expense of taxpayers.
学習者向け例文
- The judge said the company used public money for personal enrichment.
- People were angry about the self-enrichment of politicians.
- The contract brought great enrichment to a few families.
- This law tries to stop illegal enrichment by officials.
- The project should help the poor, not the enrichment of the rich.
unknown
technical
C2
action
5
increasing fissile isotope in nuclear fuel
A technical process that makes nuclear material, like uranium, stronger by raising the amount of a special part (isotope) inside it.
用法パターン：
the enrichment of [uranium/plutonium] to [percentage]
よくある間違い：
Learners may incorrectly apply the everyday meaning of "enrichment" here. In nuclear contexts, the word has a very specific technical meaning about changing the mix of isotopes, not general improvement.
類義語
isotope separation (More technical description of the process; broader, not limited to fuel production.)
対義語
downblending (A technical opposite process where highly enriched nuclear material is diluted to a lower enrichment level.)
コロケーション
uranium enrichment
|nuclear enrichment
|high-level enrichment
|low-enriched uranium
|enrichment facility
|centrifuge enrichment
テーマ
science
|energy
|politics
|security
|technology
例文
- Talks broke down over limits to the country's uranium enrichment program.
- Inspectors were sent to verify that enrichment activities had been suspended.
- The plant specializes in low-level uranium enrichment for civilian reactors.
- Concerns about secret enrichment facilities have increased regional tensions.
- International agreements often set a maximum level of enrichment allowed for nuclear fuel.
学習者向け例文
- The news reported on uranium enrichment in that country.
- Scientists checked the level of enrichment in the nuclear fuel.
- Many nations worry about high-level enrichment for weapons.
- The factory is used for uranium enrichment for power plants.
- A deal was made to stop further enrichment of nuclear material.
文法
辞書形
enrichment
IPA
GB/ɪnɹˈɪt͡ʃmənt/
US/ɪnɹˈɪt͡ʃmənt/
音節・強勢
en - rich - ment （3音節）
Stress on 2nd syllable (rich)
活用形
Noun
- Base: enrichment
- Plural: enrichment, enrichments
関連語
Forms
enrichments
noun
Related words
enriched
adjective
Negative and opposite forms
impoverish
verb C1
impoverishment
noun
表現
after-school enrichment
1/ˈæftɚ skˈul ɪnɹˈɪt͡ʃmənt/
fixed phrase
extra learning after regular school
Special classes or activities that students do after normal school time to learn more or build skills.
例文
- The community center offers after-school enrichment for elementary students.
- After-school enrichment can include sports, music, or science clubs.
- She volunteers as a tutor in an after-school enrichment program.
cultural enrichment
1/kˈʌlt͡ʃɚəl ɪnɹˈɪt͡ʃmənt/
fixed phrase
growing cultural knowledge and experience
Activities or experiences, like art, music, or travel, that help people know and enjoy more about different cultures.
例文
- The festival provides cultural enrichment for the whole city.
- Exchange programs offer valuable cultural enrichment for students.
- Libraries play an important role in the cultural enrichment of communities.
enrichment program
1/ɪnɹˈɪt͡ʃmənt pɹˈoʊɡɹˌæm/
fixed phrase
a structured extra learning course
A planned course or set of classes that gives students extra learning beyond normal school lessons.
例文
- The school runs an enrichment program in art and music.
- Students in the gifted enrichment program meet twice a week.
- Many parents look for a good summer enrichment program for their children.
job enrichment
1/d͡ʒˈɑb ɪnɹˈɪt͡ʃmənt/
fixed phrase
technical
making a job more satisfying
Changing a job so that it has more interesting tasks, responsibility, or freedom, to make workers happier.
例文
- Job enrichment has reduced staff turnover in the department.
- The company is experimenting with job enrichment to increase motivation.
- Managers discussed job enrichment as an alternative to pay rises.
personal enrichment
1/pˈɚsənəl ɪnɹˈɪt͡ʃmənt/
fixed phrase
activities for one’s own growth
Things a person does to make their life, mind, or skills better, even if it’s not for work or school.
例文
- She takes language courses mainly for personal enrichment.
- The workshop is designed for personal enrichment rather than professional training.
- Travel is often seen as a form of personal enrichment.
self-enrichment
1/sˈɛlf ɪnɹˈɪt͡ʃmənt/
fixed phrase
formal
using power to benefit oneself
Getting money or benefits for yourself, often in a wrong or selfish way, especially when you should be serving others.
例文
- The minister was accused of self-enrichment while in office.
- Citizens are tired of self-enrichment among political leaders.
- The charity’s rules are designed to prevent self-enrichment by its directors.
summer enrichment program
1/sˈʌmɚ ɪnɹˈɪt͡ʃmənt pɹˈoʊɡɹˌæm/
fixed phrase
extra learning course in summer
A course or camp in the summer that helps students learn more or stay active in their studies.
例文
- He enrolled in a summer enrichment program to improve his math skills.
- The university runs a summer enrichment program for high school students.
- Parents are already planning which summer enrichment program to choose.
uranium enrichment
1/jɚˈeɪniəm ɪnɹˈɪt͡ʃmənt/
fixed phrase
technical
process of increasing U-235 level
The industrial process of changing uranium so that it has more of the U-235 type and can be used more easily for nuclear power or weapons.
例文
- The agreement places strict limits on the country's uranium enrichment program.
- International talks focused on limiting uranium enrichment in the region.
- Uranium enrichment requires advanced technology and is closely monitored by international agencies.
- The plant is used for low-level uranium enrichment for power stations.
- Debates over uranium enrichment are at the center of many nuclear negotiations.
- Concerns about secret uranium enrichment have led to new inspections.