Dia

Dia is a term with several distinct uses across language, culture, and organizations. It can function as a given name or nickname in various regions, and as a common word in several languages. In Spanish, dia (día) means day, with the accent indicating the stressed syllable; in Portuguese, dia means day as well. In Indonesian and Malay, dia is a third‑person pronoun meaning he, she, or it. The word ultimately traces to the Latin dies, meaning day.

As a proper name, Dia appears in different cultures. A well‑known contemporary bearer is Dia Mirza, an Indian actress and public figure who was Miss Asia Pacific in 2000. Because it is a relatively short, simple name, it also appears as a given name or surname in other communities.

Dia is used as an acronym for several organizations and software tools. The Defense Intelligence Agency (DIA) is a United States government agency within the Department of Defense, established to provide military intelligence to policymakers and armed forces. The Drug Information Association, historically abbreviated DIA, is a global professional organization serving life sciences professionals. In software, Dia is a diagramming program for the GNOME desktop environment, used to create flowcharts, network diagrams, and other schematic drawings.

In summary, Dia can refer to a language‑based term for day, a personal name, and several organizational and software usages. Disambiguation typically depends on context, such as language, geography, or field of reference.