138th

138th is the ordinal form of the number 138, used to designate a position in a sequence. As a designator, it appears in a variety of contexts where items, districts, events, or objects are numbered in order.

In calendars, the 138th day of the year identifies a specific date. In common years it falls on May 18, while in leap years it falls on May 17. This usage is typical in scheduling, planning, and archival references that label days by their ordinal position within the year.

In geography and administration, 138th often marks a district, ward, street, or other numbered division within a city, state, or country. Such numbering is common in urban planning and electoral geography, where districts or blocks are labeled sequentially. The term can also appear in the names of streets or avenues that carry numeric designations.

In military and government contexts, 138th serves as part of a unit designation. Across different countries and historical periods, regiments, battalions, wings, or other formations may be numbered, with 138th identifying a specific unit within a larger organizational system.

In culture and media, the number 138th may be used in titles, catalogs, or event names to signify a particular sequence or edition, without implying a universal meaning beyond its ordinal function.

Overall, 138th functions as a generic ordinal marker applied wherever orderly numbering is used, spanning dates, places, organizations, and lists.

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