prepotency

From pre- + potency.

prepotency (countable and uncountable, plural prepotencies)

1. The quality or condition of being prepotent; predominance.
2. (biology) 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.

• “prepotency”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.