Dynasty \Dy"nas*ty\ (?; 277), n.; pl. Dynasties. [Gr. ? lordship, fr. ? to hold power or lordship, fr. ?: cf. F. dynastie dynasty. See Dynast.]

1. Sovereignty; lordship; dominion. --Johnson.

2. A race or succession of kings, of the same line or family; the continued lordship of a race of rulers.

Source: Webster's Revised Unabridged Dictionary (1913)