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Mosaic

A mosaic is a form of art whereby small tiles or fragments of pottery (known as 'tesserae') are used to create a pattern or picture. These were used in ancient times for interior decoration, and are particularly associated with Roman dwellings, but have continued through the ages, and many modern examples exist.

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Urethra

... occurs lower than normal in hypospadias). A chordee[?] is when the urethra develops between the penis and the scrotum. Infection of the urethra is urethritis, said to be ...