Defn: Prolificness. [R.]

PROLIFICAL
Pro*lif"ic*al, a.

Defn: Producing young or fruit abundantly; fruitful; prolific.
— Pro*lif"ic*al*ly, adv.

PROLIFICATE
Pro*lif"ic*ate, v. t. Etym: [See Prolific.]

Defn: To make prolific; to fertilize; to impregnate. Sir T. Browne.

PROLIFICATION
Pro*lif`i*ca"tion, n. Etym: [Cf. F. prolification, LL. prolificatio.]

1. The generation of young.

2. (Bot.)

Defn: Reproduction by the growth of a plant, or part of a plant, directly from an older one, or by gemmæ.

PROLIFICNESS
Pro*lif"ic*ness, n.