—n.
1 the popular colloquial form of a language.
2 a popular simplified form of ancient Egyptian writing (cf. HIERATIC).
—adj.
1 (esp. of language) popular, colloquial, or vulgar.
2 of or concerning the ancient Egyptian or modern Greek demotic.
Etymology: Gk demotikos f. demotes one of the people (demos)
Useful english dictionary. 2012.