eugenicist
n. 优生学家;主张改良人种者
例句
The colonial policies of the 19th century, undergirded by a racist and eugenicist Zeitgeist, have little to do with the reality of today.
19世纪的殖民政策受到了当时的种族主义及优生主义的时代思潮的影响,因而与今天的现实少有关系。