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せいけい
Meanings
Noun
1. legitimate line; direct descent
Alt. forms
正
せい
系
けい
せいけい
Pitch accent
せ
いけい
Composed of
せい
(logical) true; regular; 10^40; ten thousand undecillion; original; positive
けい
system; lineage; corollary; system (range of strata that correspond to a particular time period); (taxonomical) series