sociometry
Concise Oxford English Dictionary © 2008 Oxford University Press:
sociometry /ˌsəʊsɪˈɒmɪtri, ˌsəʊʃɪ-/
▶noun the study of relationships within a group of people.
– derivatives
sociometric adjective,
sociometrically adverb,
sociometrist noun.
sociometric adjective,
sociometrically adverb,
sociometrist noun.
'sociometry' also found in these Oxford entries:

