noun
inferior species; inferior breed; inferior race
A derogatory term used to label a group as inherently inferior, often in racist or eugenic contexts. Strongly offensive.
彼は特定の民族を劣等種と呼ぶ差別的な発言をした。
He made a discriminatory remark calling a certain ethnic group an inferior race.
その本は、ある犬種を劣等種と決めつける内容で批判された。
The book was criticized for labeling a certain dog breed as an inferior breed.