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  • vending machine

    A slot machine from which food or other small goods may be obtained.

  • venereal disease

    Historical term for diseases transmitted by sexual intercourse, most notably syphilis and gonorrhoea. Now referred to as sexually transmitted infections (STIs)

  • ventilator

    A machine which mechanically assists patients in the exchange of oxygen and carbon dioxide. Often used when a patient has difficulty breathing.

  • ventouse

    A device assisting the delivery of the foetus during childbirth as an alternative to forceps or caesarean section. It is also known as vacuum extraction. A cup attaches to the baby’s head and a vacuum pump and a small handle are used for pulling once the cup is securely in place.

  • ventricular fibrillation

    A disorganised chaotic contraction of the ventricle that fails to effectively eject blood from the ventricle

  • vertebrae

    A bone that is part of the spinal column.

  • vessel

    Containers designed to serve as receptacles for a liquid or other substance, usually those of circular section and made of some durable material; especially containers of this nature in domestic use, employed in connection with the preparation or serving of food or drink, and usually of a size suitable for carrying by hand.

  • veterinary medicine

    Medical science that deals with the diseases and care of animals.

  • vials

    Small or moderate-sized vessels mainly for medicinal and toilet preparations. MCKWBF.

  • vinaigrette

    Small receptacles to contain scented vinegar, formerly used by women, and sometimes men, to ward off faintness. A small container with a perforated top, used to contain an aromatic substance such as vinegar or smelling salts, especially popular for women in Victorian times to combat the aroma from the waste products common in cities.

  • virulent

    Extremely poisonous or venomous. Often applied to bacteria or a disease that can easily overcome the body's defences.

  • virus

    A tiny particle made up of DNA/RNA and a protein coat. Viruses infect animals, plants, and micro-organisms and cause many diseases, including the common cold, influenza, measles, chickenpox, AIDS, polio and rabies. Many viral diseases can be controlled by means of vaccines.

  • viscometers

    Instruments for measuring the viscosity of liquids or fluids.

  • visiting card

    Small cards bearing the name, and sometimes the address of a person or married couple for presentation, as when formally calling or visiting.

  • vitamin

    A group of substances needed, in small amounts, for healthy growth and development.

  • vitamin D

    A vitamin that is produced by the body when exposed to UV light. Plays important role in calcium and phosphorus metabolism. Deficiency of vitamin D is known as rickets.

  • vitamin supplement

    trial term S&H

  • vitreous humour

    The transparent gelatinous substance that fills the eyeball between the crystalline lens (lens) and the retina.

  • vivisection

    The dissection of a live animal for experimental research.

  • voice synthesizer

    An electronic device used to generate sounds imitative of the human voice, recognizable as meaningful speech

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