fifth
gb/fˈɪfθ/ us/fˈɪfθ/
A1
英語
~ 4300
語義
0件の語義
adjective
A1
relation
1
Number five in order
Coming after four in a list or series.
用法パターン：
the fifth [item/person/place]
よくある間違い：
Learners sometimes confuse 'fifth' with 'five', forgetting that 'fifth' is for order, not quantity.
類義語
fifthly (An adverb form used in lists, less common in speech.)
対義語
fourth (The ordinal number before fifth.)
|
sixth (The ordinal number after fifth.)
コロケーション
fifth place
|fifth time
|fifth floor
|fifth day
テーマ
numbers
|ordering
|daily life
|core_vocabulary
|time
例文
- She finished in fifth place in the race.
- This is the fifth time I've called you today.
- Our office is on the fifth floor.
- He was the fifth person to arrive.
- The meeting is scheduled for the fifth day of the month.
学習者向け例文
- I live on the fifth floor.
- This is my fifth book.
- He came in fifth in the game.
- The fifth day is Friday.
- She is the fifth student in line.
名詞
A2
quantity
2
One part out of five equal parts
One part of something that is divided into five equal parts.
用法パターン：
a fifth of [something]
よくある間違い：
Learners may confuse 'a fifth' with 'five', not realizing it means a fraction.
類義語
one-fifth (Exact fractional term; interchangeable in most contexts.)
対義語
whole (Refers to the entire amount instead of a fraction.)
コロケーション
a fifth of the total
|one fifth share
|two fifths
テーマ
math
|fractions
|core_vocabulary
例文
- A fifth of the class was absent.
- Only a fifth of the cake remained.
- About one fifth of the budget goes to education.
- Two fifths of the land is forested.
- They drank a fifth of whiskey together.
学習者向け例文
- One fifth of the pizza is left.
- A fifth of my money is gone.
- She ate a fifth of the cake.
- He owns a fifth of the company.
- A fifth of the students are from Spain.
名詞
B1
entity
3
Liquor bottle size (1/5 gallon)
A bottle with about 750 milliliters of alcohol, used in the U.S.
よくある間違い：
Learners may think 'fifth' here means sequence or fraction, not realizing it refers to bottle size.
類義語
750ml bottle (Metric equivalent; more common outside U.S.)
コロケーション
a fifth of vodka
|drink a fifth
|buy a fifth
テーマ
drinks
|measurements
|food_drink
例文
- He bought a fifth of whiskey for the party.
- They finished a fifth between them.
- A fifth of rum costs about $20 here.
- She hid a fifth under the counter.
学習者向け例文
- He bought a fifth of wine.
- They drank a fifth last night.
- I saw a fifth on the table.
- She has a fifth in her bag.
名詞
technical
B2
relation
4
Musical interval of five notes
In music, the distance between two notes that are five steps apart, including both notes.
よくある間違い：
Learners might think 'fifth' means 'fifths' as fractions, not realizing it's a music term here.
類義語
perfect fifth (Most common type of fifth; specific tuning ratio.)
対義語
fourth (A smaller musical interval by one step.)
コロケーション
perfect fifth
|play a fifth
|ascending fifth
テーマ
music
|arts_entertainment
例文
- The song opens with a perfect fifth interval.
- He practiced playing ascending fifths on the piano.
- A perfect fifth sounds very harmonious in Western music.
- They tuned the strings by matching perfect fifths.
学習者向け例文
- The music starts with a perfect fifth.
- He can play a fifth on the guitar.
- A perfect fifth sounds nice.
- We learned about a perfect fifth today.
文法
表現
plead the Fifth
1/plˈid ðə fˈɪfθ/
idiom
Invoke right to remain silent in court
To say you will not answer questions in court because it might make you guilty.
例文
- She pleaded the Fifth when asked about her business dealings.
- The defendant chose to plead the Fifth on that question.
take the Fifth
1/tˈeɪk ðə fˈɪfθ/
idiom
Refuse to answer questions legally
To not answer a question in court because your answer could make you guilty of something.
例文
- When asked about his involvement, he decided to take the Fifth.
- The witness took the Fifth during cross-examination.