noun
: rubber derived from uncultivated trees and especially from a Brazilian tree ( Hevea brasiliensis ) as distinguished from that derived from plantation trees — compare para rubber
noun
: rubber derived from uncultivated trees and especially from a Brazilian tree ( Hevea brasiliensis ) as distinguished from that derived from plantation trees — compare para rubber
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012