Tensiometer may refer to one of a number of devices. The two most common are:
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Tensiometer (surface tension) an instrument used to measure the surface tension of liquids
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Tensiometer (soil science)
A tensiometer in soil science is a measuring instrument used to determine the matric water potential (\Psi_m) (soil moisture tension) in the vadose zone. This device typically consists of a glass or plastic tube with a porous ceramic cup and i ...
an instrument to determine matric water potential
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