sociometryPronunciation: /ˌsəʊsɪˈɒmɪtri, ˌsəʊʃɪ-/Definition of sociometry noun [mass noun] the study of relationships within a group of people. Derivatives sociometricPronunciation: /-əˈmɛtrɪk/ adjective sociometricallyPronunciation: /-əˈmɛtrɪk(ə)li/ adverb sociometrist noun sociometry in other Oxford dictionaries Definition of sociometry in the US English dictionary