brother
gb/bɹˈʌðɚ/ us/bɹˈʌðɚ/
A1
英語
~ 900
語義
0件の語義
名詞
A1
entity
1
A male sibling
A boy or man who has the same mother and father as you.
用法パターン：
[someone]'s brother
よくある間違い：
Learners sometimes confuse 'brother' with 'cousin', but a cousin is not a sibling.
類義語
sibling (More general; can refer to a brother or sister.)
対義語
sister (Refers to a female sibling instead of a male sibling.)
コロケーション
older brother
|younger brother
|big brother
|little brother
|twin brother
テーマ
family
|relationships
|daily life
|core_vocabulary
例文
- My younger brother just started college.
- She has two brothers and one sister.
- His brother lives in another city.
- I went fishing with my older brother last weekend.
- They are twin brothers and look exactly alike.
学習者向け例文
- My brother is ten years old.
- I play games with my brother.
- Her brother is very tall.
- Do you have a brother?
- My brother likes football.
名詞
informal
B1
entity
2
Close male friend (informal)
A man or boy who is a very close friend, like family.
用法パターン：
[someone] is my brother
よくある間違い：
Learners may think this always means a real sibling; in informal speech it can mean a close friend.
類義語
buddy (Informal; emphasizes friendship rather than family bond.)
対義語
stranger (Someone you do not know or have no close relationship with.)
コロケーション
like a brother
|my brother in arms
テーマ
friendship
|relationships
|communication
|core_vocabulary
例文
- We've been through so much together—he's like a brother to me.
- In this neighborhood, everyone calls each other 'brother'.
- He's not my real brother, but we've been best friends since childhood.
学習者向け例文
- He is like a brother to me.
- I call my best friend my brother.
- My neighbor is my brother in spirit.
名詞
B2
entity
3
Male member of religious order
A man in a religious group, usually in Christianity, who is not a priest.
用法パターン：
Brother [name]
よくある間違い：
Learners might confuse 'brother' here with 'priest'; not all brothers are priests.
類義語
monk (Specifically refers to a man living under religious vows; 'brother' can be used for monks and other members.)
対義語
layperson (Someone who is not part of the religious order.)
コロケーション
lay brother
|Franciscan brother
テーマ
religion
|relationships
|core_vocabulary
例文
- Brother Thomas will lead the prayer today.
- The brothers at the monastery grow their own food.
- He decided to become a Franciscan brother after college.
学習者向け例文
- Brother John works in the church.
- The brothers live in the monastery.
- I met Brother Paul at the service.
文法
辞書形
brother
IPA
GB/bɹˈʌðɚ/
US/bɹˈʌðɚ/
音節・強勢
broth - er （2音節）
Stress on 1st syllable (broth)
活用形
Noun
- Base: brother
- Plural: brothers
関連語
Forms
brothers
noun
Core family
brotherhood
noun B2
brotherly
adjective
表現
big brother
1/bˈɪɡ bɹˈʌðɚ/
fixed phrase
Older male sibling
An older male sibling.
例文
- My big brother taught me how to ride a bike.
- She looks up to her big brother.
blood brothers
1/blˈʌd bɹˈʌðɚz/
fixed phrase
Men with strong loyalty pact
Two men who have promised to be loyal to each other forever, sometimes by mixing their blood.
例文
- They became blood brothers after surviving the war together.
- We swore to be blood brothers when we were kids.
brother from another mother
1/bɹˈʌðɚ fɹˈʌm ənˈʌðɚ mˈʌðɚ/
idiom
informal
Close male friend (not related)
A male friend who feels like a real brother but is not related to you by blood.
例文
- We've been friends since childhood—he's my brother from another mother.
- You can trust him; he's like your brother from another mother.
brothers in arms
1/bɹˈʌðɚz ˈɪn ˈɑɹmz/
idiom
Companions in battle or struggle
People who have fought together in war or shared a difficult experience.
例文
- The soldiers saw each other as brothers in arms.
- We are brothers in arms against poverty.
little brother
1/lˈɪtəl bɹˈʌðɚ/
fixed phrase
Younger male sibling
A younger male sibling.
例文
- My little brother loves video games.
- I have to pick up my little brother from school.