Definition of sociogram in English:

sociogram

Pronunciation /ˈsəʊʃ(ɪ)ə(ʊ)ɡram/ /ˈsəʊsɪə(ʊ)ɡram/

noun

Sociology
  • A diagram consisting of nodes and lines which represent the relationships within a group of people or animals.

Origin

1930s.