contagious
gb/kəntˈeɪd͡ʒəs/ us/kəntˈeɪd͡ʒəs/
B2
英語
語義
0件の語義
adjective
B2
property
1
Easily spread as disease
If a disease or person is contagious, the disease can spread to other people.
用法パターン：
[a contagious disease/virus/infection]; [someone] is contagious; contagious to [someone]
よくある間違い：
Use “contagious to others” or “a contagious disease,” not “contagious for others disease.”
類義語
infectious (Very close in general use; often more medical and can refer to diseases caused by microorganisms.)
|
communicable (More formal or public-health term for a disease that can be passed on.)
|
transmissible (More technical; emphasizes that something can be transmitted.)
対義語
noncontagious (Not able to spread from one person or animal to another.)
|
noninfectious (Not caused by or spread as an infection.)
コロケーション
contagious disease
|highly contagious
|contagious virus
|contagious infection
|contagious illness
|contagious person
|contagious stage
|remain contagious
|become contagious
|contagious to others
テーマ
health
|illness
|medicine
|public_health
例文
- Measles is highly contagious and can spread quickly in schools.
- You may still be contagious for several days after your symptoms disappear.
- The doctor said the rash was not contagious, so I could return to work.
学習者向け例文
- The flu is contagious.
- Stay home if you are contagious.
adjective
B2
property
2
Feeling spreading to others
A contagious feeling or action makes other people start to feel or do the same thing.
用法パターン：
[a contagious laugh/smile/enthusiasm/mood]
よくある間違い：
This figurative use is often positive, as in “a contagious smile,” but it can also be used for negative emotions such as fear or panic.
類義語
infectious (Very close figurative synonym, especially for laughter, enthusiasm, or a smile.)
|
catching (More informal and less common; suggests others quickly start doing or feeling the same thing.)
|
irresistible (Emphasizes that people cannot easily avoid responding, rather than literal spreading.)
対義語
uninspiring (Does not make other people feel interested, excited, or motivated.)
|
dampening (Reduces energy, excitement, or confidence instead of spreading it.)
コロケーション
contagious laugh
|contagious laughter
|contagious smile
|contagious enthusiasm
|contagious energy
|contagious optimism
|contagious excitement
|contagious mood
|contagious confidence
|contagious fear
テーマ
emotions
|behavior
|social_interaction
|communication
例文
- Her laughter was so contagious that the whole room joined in.
- The coach’s confidence was contagious, and the team started to believe they could win.
- Panic can be contagious in a crowded place.
学習者向け例文
- His smile is contagious.
- Her excitement was contagious.
文法
辞書形
contagious
IPA
GB/kəntˈeɪd͡ʒəs/
US/kəntˈeɪd͡ʒəs/
音節・強勢
con - ta - gious （3音節）
Stress on 2nd syllable (ta)
活用形
Adjective
- Base: contagious
表現
contagious disease
1/kəntˈeɪd͡ʒəs dɪzˈiz/
fixed phrase
Disease that spreads
An illness that people or animals can pass to each other.
例文
- Vaccination helps stop contagious diseases from spreading.
- Schools often ask parents to report contagious diseases such as measles or chickenpox.
contagious enthusiasm
1/kəntˈeɪd͡ʒəs ɪnθˈuziˌæzəm/
fixed phrase
Enthusiasm that spreads
Strong excitement or interest that makes other people excited too.
例文
- The teacher’s contagious enthusiasm made the class excited about science.
- Her contagious enthusiasm brought new energy to the project.
contagious laughter
1/kəntˈeɪd͡ʒəs lˈæftɚ/
fixed phrase
Laughter that spreads
Laughter that makes other people laugh.
例文
- His contagious laughter made everyone at the table laugh.
- Soon the contagious laughter spread through the audience.
contagious smile
1/kəntˈeɪd͡ʒəs smˈaɪl/
fixed phrase
Smile that spreads happiness
A smile that makes other people smile too.
例文
- She greeted every customer with a contagious smile.
- His contagious smile helped ease the tension in the room.
contagious yawning
1/kəntˈeɪd͡ʒəs jˈɔnɪŋ/
fixed phrase
Yawning triggered by others
Yawning because another person yawned.
例文
- Contagious yawning can happen even when you are not tired.
- Researchers study why people experience contagious yawning after seeing someone else yawn.
highly contagious
1/hˈaɪli kəntˈeɪd͡ʒəs/
fixed phrase
Very easy to spread
Very easy to catch from another person.
例文
- Norovirus is highly contagious, so the school cleaned every classroom carefully.
- Children with chickenpox are highly contagious before the spots have completely crusted over.