Homonym: 45th (Ordinal)
The term "45th" can refer to various contexts, but it is often associated with the ordinal number representing the position in a sequence. For example, in the context of U.S. Presidents, the 45th President is Donald Trump, who served from January 20, 2017, to January 20, 2021.
In other contexts, "45th" can denote a specific rank, event, or milestone, such as the 45th anniversary of an organization or the 45th edition of a competition. It signifies a notable point in a series, highlighting progress or achievement over time.