n. 优势, 遗传优势

[医] 优性, 遗传优势

[ noun ]
the state of being predominant over others
<noun.state>

Prepotency \Pre*po"ten*cy\, n. [L. praepotentia: cf. F.
pr['e]potence.]
1. The quality or condition of being prepotent; predominance.
[Obs.] --Sir T. Browne.

2. (Biol.) The capacity, on the part of one of the parents,
as compared with the other, to transmit more than his or
her own share of characteristics to their offspring.