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  • retort

    A vessel in which chemical substances are heated for distillation or decomposition. Usually made from glass.

  • rheumatic fever

    A severe infectious disease most common in children. Symptoms include fever and painful inflammation of the joints. Rheumatic fever frequently results in permanent damage to the valves of the heart.

  • rheumatism

    A disorder where aches and pains affect the muscles and joints.

  • rhinoplasty

    Plastic surgery performed on the nose, either for reconstruction or cosmetic purposes.

  • rickets

    A condition caused by a lack of vitamin D. Characterized by soft and deformed bones, which can lead to an increased number of injuries.

  • rigor mortis

    Temporary stiffening of the muscles which begins within a few hours of death due to biochemical changes. The condition may last for up to four days before subsiding.

  • ring - jewellery

    Small circular band worn on the finger; typically circlets of real or simulated precious metal, and frequently set with precious stones or imitations of these, intended for wearing upon the finger either as an ornament or as a token.

  • ringworm

    An infection of the skin. Ringworm causes a reddish blemish with a light centre that resembles a 'ring'

  • Roma people

    Also known as Romany. Originated in the Punjab region of northern India as a nomadic people and entered Europe between the eighth and tenth centuries CE. Roma people were persecuted under the Nazi regime as they were believed to be 'racially inferior.'

  • rosary

    A string of beads (usually between five and fifteen) on which prayers are counted. Rosaries are usually worn and used by Catholics.

  • rubella

    A mild but highly contagious virus infection, causing swelling of glands in the neck and a widespread pink rash. Rubella is more common during childhood.

  • rugine

    drinking cup

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