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chlamydia

chla·myd·i·a [ klə míddee ə ] (plural chla·myd·i·as or chla·myd·i·a or chla·myd·i·ae [ klə míddee  ])


noun 
Definition:
 
1. sexually transmitted disease: a sexually transmitted disease, the most common in developed countries, caused by the bacterium Chlamydia trachomatis. Often producing no symptoms, it can cause infertility, chronic pain, or a tubal pregnancy if left untreated.

2. pathogenic bacterium: a spherical bacterium that causes several eye and urogenital diseases in humans and other animals, and psittacosis in pet birds. Genus Chlamydia.

[Mid-20th century. < modern Latin< Greek khlamud- "mantle"]
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