dynastic

UK: /daɪˈnæstɪk/ US: /daɪˈnæstɪk/

WordReference Random House Learner's Dictionary of American English © 2026

dy•nas•ty /ˈdaɪnəsti/   n. [countable] pl. -ties. 

1. Government a sequence of rulers from the same family:
   the Ming dynasty.
2. Government the period in which such a family rules:
   occurring in the Han dynasty.
3. any succession of members of a powerful family or group:
   the dynasty of the oil companies.

dy•nas•tic /daɪˈnæstɪk/  adj. See -dyn-.

WordReference Random House Unabridged Dictionary of American English © 2026

dy•nas•ty  (dī′nə stē; Brit. also din′ə stē), n., pl. -ties. 

1. Government a sequence of rulers from the same family, stock, or group:
   the Ming dynasty.
2. Government the rule of such a sequence.
3. a series of members of a family who are distinguished for their success, wealth, etc.

• Greek dynasteia. See dynast, -y³
• Late Latin dynastīa
• late Middle English 1425–75

dy•nas•tic  (dī nas′tik; Brit. also di nas′tik), dy•nas′ti•cal, adj.  dy•nas′ti•cal•ly, adv.