An example of dialect is Cantonese to the Chinese language.
Spanish and French are Romance dialects.
The dialect of science.
Origin of dialect
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle French dialecte, from Latin dialectos, dialectus, from Ancient Greek διάλεκτος (dialektos, “conversation, the language of a country or a place or a nation, the local idiom which derives from a dominant language”), from διαλέγομαι (dialegomai, “I participate in a dialogue”), from διά (dia, “inter, through”) + λέγω (legō, “I speak”).