proliferate pro·lif·er·ate (prə-lĭf'ə-rāt')
v. pro·lif·er·at·ed, pro·lif·er·at·ing, pro·lif·er·ates
To grow or multiply by rapidly producing new tissue, parts, cells, or offspring.
proliferative pro·lif·er·a·tive (prə-lĭf'ə-rā'tĭv, -lĭf'ər-ə-) or pro·lif·er·ous (-ər-əs)
adj.
Tending to proliferate.