Cách sử dụng
The word 'fiftieth' is used to describe something that is in the 50th position of a series. For example, if there are 100 people lined up, the person who is in the middle is the fiftieth person. This word can also be used to describe an anniversary or a birthday that marks the 50th year. For instance, a fiftieth birthday is someone's 50th birthday celebration.