What does "demotics" mean?

The area of knowledge relating to the care and culture of the people; sociology in its broadest sense.

Demotics

Common synonyms include: colloquial, colloquial language, common people, common speech, demotic language, demotic script.

noun

noun ·Rare ·Advanced level

Noun

1
The area of knowledge relating to the care and culture of the people; sociology in its broadest sense. uncountable

From Ancient Greek δῆμος (dêmos, “people”).