n. [ Cf. F. lupulin. See Lupuline. ] 1. (Chem.) A bitter principle extracted from hops. [ 1913 Webster ]

2. The fine yellow resinous powder found upon the strobiles or fruit of hops, and containing this bitter principle. [ Written also lupuline. ] [ 1913 Webster ]

n. [ NL. lupulus the hop, fr. L. lupus the hop: cf. F. lupuline. ] (Chem.) An alkaloid extracted from hops as a colorless volatile liquid. [ 1913 Webster ]

a. (Chem.) Pertaining to, or obtained from, hops; specifically, designating an acid obtained by the decomposition of lupulin. [ 1913 Webster ]

‖n. [ L., a wolf. See Wolf. ] 1. (Med.) originally, a cutaneous disease with the appearance of the skin having been gnawed, and occurring under two distinct forms. Now used as a generic term for over ten distinguishable diseases having visible cutaneous symptoms. [ 1913 Webster +PJC ]

☞ Lupus erythematosus is characterized by an eruption of red patches, which become incrusted, leaving superficial scars. Lupus vulgaris is marked by the development of nodules which often ulcerate deeply and produce great deformity. Prior to 1900 the latter was often confounded with cancer, and some varieties of cancer were included under Lupus. Systemic lupus erythematosus is an inflammatory connective tissue disease occurring mostly in women, characterized by skin rash, fever, and arthritic symptoms, and often accompanied by hemolytic anemia, inflammation of the pericardium, glomerular lesions, and hyperglobulinemia; the condition shows positive in the LE cell test. [ Stedman ]br/ [ 1913 Webster +PJC ]

2. (Astron.) The Wolf, a constellation situated south of Scorpio. [ 1913 Webster ]