fourth

Từ điển Oxford Advanced Learner 8th

fourth [fourth fourths] ordinal number, noun BrE [fɔːθ] NAmE [fɔːrθ]
ordinal number
4th  There are examples of how to use ordinal numbers at the entry for fifth.
 
noun (especially NAmE) = ↑quarter

Example Bank:
•a fourth of the city population
•one fourth of total sales

 

• Từ đồng nghĩa / Synonyms:
  4th, quaternary, one-fourth, one-quarter, quarter, fourth part, twenty-five percent, quartern, fourthly