第七

第 is a measure word used before ordinals, and 七 means seven. Together, 第七 refers to the number seven in an ordinal context, such as position or sequence.

The character 第 (dì) originally meant 'first' or 'prime,' but it has evolved to function as a prefix for ordinal numbers. 七 (qī) is the standard character for the number seven, derived from ancient Chinese numerals. When combined, they form the ordinal form of 'seven.'

第七 is commonly used in contexts like ranking, numbering, or listing items. For example, it appears in dates, positions in a race, or steps in a process. It is also used in titles, such as '第七章' (Chapter Seven) or '第七位' (Seventh Person).