rubella
UK[ruːˈbel.ə]US[ruːˈbel.ə]
n
a mild infectious disease, especially affecting children, that causes a red rash on the skin
Morpheme Breakdown
rubell
a
rubell
red
a
noun suffix
Etymology
the word rubella is a modern latin term, coined in the 19th century to describe the disease's distinctive symptom. it derives from the latin adjective rubellus, meaning reddish, which itself is a diminutive form of ruber (red). this directly references the red rash characteristic of the illness. the term was adopted into medical english to distinguish it from the more severe measles (rubeola), with which it was once commonly confused, by emphasizing its primary visual indicator.
Analysis
Structure: rubell (red) + a (noun suffix)
rubell (from latin rubellus, meaning reddish, diminutive of ruber, red); a (a latin feminine singular noun ending, often used in medical/scientific terminology).
Examples
pregnant women are routinely tested for immunity to rubella because infection can cause serious birth defects.
the child had a high fever and was covered in the telltale rash of rubella.
widespread vaccination has made rubella a rare disease in many parts of the world.