nadai
Nadai is a term that appears in multiple languages and contexts, and as such it does not have a single, widely recognized definition in English-language sources. In onomastic and genealogical contexts, Nadai is encountered as a surname among families in parts of South Asia and among diaspora communities, where transliteration from local scripts can produce various spellings. The name may be linked to family lineage, occupation, or toponymic origins depending on locale, and it can appear in compound family names or as a standalone surname.
In geography, Nadai is used as a place name in some regions, though such localities are typically
In other usages, Nadai can arise as a transliteration of non-Latin script terms that have different meanings
See also Nadi, a related term with multiple meanings including a classical concept in traditional medicine