Definition of "praeponderance"

[S]trong proofs are at hand to shew, that in the Irish people there is a large admixture, if not an overwhelming praeponderance, of Iberian elements.

1857, R[obert] Harries Jones, “Part the Second”, in The Japhetic Races. A Historical and Ethnological Inquiry into the Consanguinity of Various European Races. […], Göttingen: Printed at the University Press by W. Fr. Kaestner, section II, page 36