Of, belonging to, or designating the cultural period beginning with the earliest chipped stone tools, about 750,000 years ago, until the beginning of the Mesolithic Age, about 15,000 years ago.

• 旧石器时代的:这段文化时期的,与其有关的或这么称呼的,最早开始于大约750,000年以前的打制石器工具,直到大约15,000前以前的中石器时代的开始。