Sentence:  Few concepts are as emotionally charged as that of <WSD>race</WSD>. The word conjures up a mixture of associations—culture, ethnicity, genetics, subjugation, exclusion and persecution. But is the tragic history of efforts to define groups of people by <WSD>race</WSD> really a matter of the misuse of science, the abuse of a valid biological concept? 
Meaning of the word marked with <WSD> tags:  A large group of people distinguished from others on the basis of common physical characteristics, such as skin color or hair type.