plastic
gb/plˈæstɪk/ us/plˈæstɪk/
A2
英語
~ 2100
語義
0件の語義
名詞
A2
entity
1
Synthetic polymer material
A man-made material that can be shaped and is used to make many things.
用法パターン：
[something] made of plastic
よくある間違い：
Learners sometimes confuse 'plastic' with 'rubber' or 'silicone' when describing materials.
類義語
polymer (More technical term for certain types of plastics; not all polymers are plastics.)
|
synthetic material (Broader term that includes plastic and other man-made substances.)
対義語
natural material (Opposite in origin, coming from nature rather than being man-made.)
コロケーション
plastic bag
|plastic bottle
|plastic container
|plastic waste
|plastic packaging
テーマ
materials
|manufacturing
|daily life
|science
|technology
例文
- This toy is made of durable plastic.
- Plastic waste is a major environmental problem.
- She poured the juice into a plastic cup.
- The chair is lightweight because it's plastic.
- They recycle all their plastic bottles.
学習者向け例文
- This bag is plastic.
- I drink from a plastic cup.
- The table is plastic.
- Plastic bottles are in the bin.
- We use plastic for many things.
名詞
B1
entity
2
Credit or debit card
A bank card you use to pay instead of money.
用法パターン：
to pay with plastic
よくある間違い：
Learners may not realize this meaning is informal and metaphorical, not about actual material.
類義語
card (General term for a payment card; less specific about material or slang.)
対義語
cash (Physical money, the alternative to paying with a card.)
コロケーション
pay with plastic
|use plastic
|carry plastic
テーマ
finance
|shopping
|daily_life
例文
- Many travelers prefer to use plastic instead of carrying cash.
- I never carry much cash; I just use plastic.
- The store accepts plastic for all purchases.
学習者向け例文
- I pay with plastic at the shop.
- She uses plastic to buy food.
- We can use plastic instead of cash.
adjective
B2
property
3
Easily shaped or molded
Able to be shaped without breaking.
類義語
malleable (Often used for metals; implies easy shaping.)
|
flexible (Can mean bendable rather than moldable; broader use.)
対義語
brittle (Breaks easily when bent or shaped; opposite property.)
コロケーション
plastic material
|plastic quality
テーマ
materials
|manufacturing
|science
|technology
例文
- Clay is more plastic when wet.
- The metal becomes plastic at high temperatures.
- This substance remains plastic for hours after mixing.
学習者向け例文
- Clay is plastic when it is wet.
- The hot metal is plastic and easy to shape.
- This material is plastic when warm.
adjective
B2
property
4
Artificial or insincere appearance
Looking or feeling fake, not real or natural.
類義語
phony (Informal; strongly negative connotation of fakeness.)
|
insincere (Focuses on lack of genuine feeling rather than physical appearance.)
対義語
genuine (Real and sincere in feeling or appearance.)
コロケーション
plastic smile
|plastic personality
テーマ
emotions
|character
|communication
|core_vocabulary
例文
- She gave him a plastic smile and walked away.
- The performance felt plastic and lacked emotion.
- His charm seemed plastic to those who knew him well.
学習者向け例文
- She has a plastic smile.
- His words are plastic and not true.
- The show feels plastic and fake.
文法
辞書形
plastic
IPA
GB/plˈæstɪk/
US/plˈæstɪk/
音節・強勢
plastic （1音節）
Stress on 1st syllable (plastic)
活用形
Adjective
- Base: plastic
Noun
- Base: plastic
- Plural: plastic, plastics
関連語
Forms
plastics
noun
Advanced or less common
plasticity
noun
plasticize
verb
plasticizer
noun
表現
pay with plastic
1/pˈeɪ wˈɪθ plˈæstɪk/
fixed phrase
Use a card for payment
To pay for something using a bank card instead of money.
例文
- We rarely carry cash now; we just pay with plastic.
- Tourists often pay with plastic when shopping abroad.
plastic bag ban
1/plˈæstɪk bˈæɡ bˈæn/
fixed phrase
Law against single-use bags
A rule that stops people from using throwaway plastic bags.
例文
- The city introduced a plastic bag ban last year.
- Many countries have a plastic bag ban to reduce waste.
plastic surgery
1/plˈæstɪk sˈɚd͡ʒɚi/
fixed phrase
Surgery to repair or change appearance
Medical operations to fix or change how part of the body looks.
例文
- She had plastic surgery to fix her broken nose.
- Plastic surgery is common in the entertainment industry.