Meaning of 譜代 in Japanese

Definition of 譜代

ふだい(fudai) 【譜代 ·譜第】

(n) successive generations
hereditary daimyo (whose ancestors supported Tokugawa Ieyasu prior to the battle of Sekigahara) →Related words: 譜代大名

ふだいだいみょう(fudaidaimyou) 【譜代大名】

(n) hereditary daimyo (whose ancestors supported Tokugawa Ieyasu prior to the battle of Sekigahara)

ふだいそうでん(fudaisouden) 【譜代相伝】