Main Entry: no·sol·o·gy

Pronunciation: \nō-ˈsä-lə-jē, -ˈzä-\

Function: noun

Etymology: probably from New Latin nosologia, from Greek nosos disease + New Latin -logia -logy

Date: circa 1721

1 : a classification or list of diseases
2 : a branch of medical science that deals with classification of diseases

— no·so·log·i·cal \ˌnō-sə-ˈlä-ji-kəl\ or no·so·log·ic \-jik\ adjective

— no·so·log·i·cal·ly \-ji-k(ə-)lē\ adverb