The word "olecranarthrocace" refers to a medical condition where there is an ulceration on the elbow joint. It is a complex word with multiple syllables and consonant clusters, making it difficult to spell. The pronunciation is /ˌoʊlɪˌkrænɑːrˈθroʊkəsi/, which can help explain the spelling. The "ole" and "cran" come from the Latin word for elbow, "ulna." "Arthro" means joint, while "cace" comes from the Greek word "kakos," meaning bad or ill. Altogether, the word serves as a mouthful for this specific medical condition.
Tuberculosis of the elbow-joint.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.