lupus Meaning, Definition & Usage

  1. noun any of several forms of ulcerative skin disease
  2. noun a constellation in the southern hemisphere near Centaurus

WordNet

Lu"pus noun
Etymology
L., a wolf. See Wolf.
Definitions
  1. (Med.) A cutaneous disease occurring under two distinct forms. ✍ Lupus erythematosus is characterized by an eruption of red patches, which become incrusted, leaving superficial scars. L. vulgaris is marked by the development of nodules which often ulcerate deeply and produce great deformity. Formerly the latter was often confounded with cancer, and some varieties of cancer were included under Lupus. systemic lupus erythematosus is an inflammatory disease
  2. (Astron.) The Wolf, a constellation situated south of Scorpio.

Webster 1913