fifth
fifth — ordinal number
1. the word for the number 5 in a series, showing the position or order of somethin
the word for the number 5 in a series, showing the position or order of something — for example, the fifth floor of a building, the fifth chapter of a book, or the fifth of March.
The meeting is on the fifth of March, so please mark your calendar.
attribution | uses 'the fifth of' with dates
Joon lives on the fifth floor of an old apartment building in Taipei.
ordinal + noun: the fifth floor
Please read the fifth chapter of the novel before Tuesday.
This is the fifth time this week that the bus has arrived late.
Heather finished in fifth place in the city marathon last Sunday.
文法句型
the fifth + noun (chapter, floor, time, place)
the fifth of + month
用法筆記
Ordinal numbers like 'fifth' usually come before a noun (the fifth floor) and are preceded by 'the' when referring to a specific position. In dates, British English prefers 'the fifth of March' while American English often says 'March fifth' without 'the' or 'of.'
常見錯誤
fifth — noun
1. each portion you get when you split an object or amount into five parts of the s
each portion you get when you split an object or amount into five parts of the same size — for instance, dividing a cake so that five people each receive a slice of exactly the same size, with every slice representing one fifth.
Camila ate a fifth of the pizza and saved the rest for later.
fraction: a fifth of [noun]
About one fifth of the students at this school come from other countries.
Two fifths of the village's water supply comes from that mountain spring.
The recipe says to add a fifth of a cup of sugar to the mixture.
- fifth part
slightly more formal; less common in everyday speech
文法句型
a/one fifth of + noun
two/three/fifths of + noun
用法筆記
Use 'a fifth' or 'one fifth' for the singular fraction. For multiples, use plural 'fifths' (two fifths, three fifths). In informal speech, 'a fifth of' is more common than 'one fifth of.'
常見錯誤
2. the distance in pitch between one musical note and another note that is five ste
the distance in pitch between one musical note and another note that is five steps higher or lower in a scale — for example, the interval from C to G.
The violin and the cello played a perfect fifth together during the concert.
music theory: perfect fifth
In music class, Aarav learned to recognize the sound of a fifth by ear.
The folk song opens with two notes that are a fifth apart.
Dahlia practised playing fifths on the piano until the notes rang out clearly.
文法句型
a fifth
perfect fifth
play a fifth
a fifth apart
用法筆記
This is a music theory term. A fifth can be 'perfect,' 'diminished,' or 'augmented' depending on the exact number of semitones between the two notes. The perfect fifth (e.g., C to G) is the most common type and sounds stable and harmonious to most listeners.