A covering worn on or held in front of the face for disguise, to amuse, terrify or to symbolise.
Mass spectroscope that record mass spectra on photographic plates.
Mass spectroscope that identifies and records the kinds and intensities of particles in a given substance.
The rubbing or kneading of parts of the body especially to aid circulation, relax the muscles, or provide sensual stimulation.
Instrument used to give or accentuate impact of massage.
The surgical removal of a breast or breasts.
A wagon placed beneath an overhanging crane jib or freight load on an adjoining vehicle. Also used to mean a vehicle with more than one type of drawgear to enable wagons with non-compatible drawgear to be marshalled in the same train. In this thesaurus the latter sense is covered by the terms 'adaptor vehicle' and 'adaptor wagon'.
A Latin medical term sometimes used to refer to medical substances.
maximum & minimum thermometer
Thermometer, mercury-in-glass type, with twin tubes fitted with marker to indicate the maximum and minimum reached over a period of time. Known as a 'Six's' or 'Maximum and mininium' thermometer the design was first made by James Six.
Disease caused by a virus most commonly found in children. Measles is spread through airborne fluids. In roughly the last 150 years, measles has been estimated to have killed 200 million people worldwide.
measure - volume
A container of set known volume or capacity for measuring out fixed amounts of materials (gas, liquid or solid). Includes scientific capacity measures for verifying volumes, especially in commerce & trade.
Measurement is the process of estimating the magnitude of some attribute of an object, such as its length or weight, relative to some standard (unit of measurement), such as a meter or a kilogram. The act of measuring usually involves using a measuring instrument, such as a ruler, weighing scale, thermometer or speedometer which is calibrated to compare the measured attribute to a measurement unit. Metrology is the scientific study of measurement.
Graduated cuplike vessels used for measuring ingredients, as for cooks or chemists.
piece of laboratory glassware used to accurately measure out volumes of chemicals for use in reactions. They are generally more accurate and precise for this purpose than flasks.
measuring device - instrument
Device used to ascertain the value or extent of an object, with regard to size, volume, mass, position or comparison to a standard amount or property.
A false arm with the capability to replicate natural functions such as gripping.
A specialised road vehicle with a tight turning circle widely used by the railways for delivery purposes.
A mechanical device that promotes the flow of blood through surgical wounds. It was used to replicated the effects of having a real leech attached to the body but without the risk of infection.
An oil distribution system activated by pump action provided by mechanical connections to the valve gear of a steam locomotive.
Small pieces of metal, usually gold, silver, or bronze, bearing a relief design on one or both sides and having a commemorative purpose; not used as a medium of exchange. Medals may also be created to commemorate individuals or events or even as works of artistic expression in their own right.