1. 显隔代遗传物：atavism 返祖现象 | atavist 显隔代遗传物 | atavistic 隔代遗传的

2. 显现隔代遗传之动物或植物：atavism || 隔代遗传, 返祖现象 | atavist || 显现隔代遗传之动物或植物 | atavistic regeneration || 返祖性再生

noun

1. an organism that has the characteristics of a more primitive type of that organism

Synonym: throwback