ETHNOLOGY
ethnology
(noun) the branch of anthropology that deals with the division of humankind into races and with their origins and distribution and distinctive characteristics
Source: WordNet® 3.1
Etymology
Noun
ethnology (usually uncountable, plural ethnologies)
(anthropology) The branch of anthropology that studies and compares the different human cultures.
Source: Wiktionary
Eth*nol"o*gy n. Etym: [Gr. -logy.]
Definition: The science which treats of the division of mankind into races,
their origin, distribution, and relations, and the peculiarities
which characterize them.
Source: Webster’s Unabridged Dictionary 1913 Edition