pedology
noun
pe·dol·o·gy pi-ˈdä-lə-jē 
pe-
: soil science
pedological
ˌpe-də-ˈlä-ji-kəl
adjective or less commonly pedologic
ˌpe-də-ˈlä-jik
pedologist
pi-ˈdä-lə-jist
noun pe-
Word History
Etymology
Greek pedon + International Scientific Vocabulary -logy
First Known Use
1900, in the meaning defined above
Medical Definition
pedology
noun
pe·dol·o·gy
variants or chiefly British paedology
pē-ˈdäl-ə-jē
plural pedologies
: the scientific study of the life and development of children