water column (English, noun)
expansion: water column (plural water columns)
Senses:
topics: geography
hydrology
natural-sciences
qualifier: environmental sciences
glosses: A notional column of water from the surface to the bottom in a natural setting, notable for the differences in physical and chemical properties at various depths.
qualifier: deep-sea diving
glosses: The zone in which ascent and descent occur.
topics: rail-transport
railways
transport
glosses: A column alongside a railway track used to replenish a steam engine's water supply.
glosses: The column of water inside the graduated cylinder of a pressure gauge that measures pressure in inches of water.
Forms:
form: water columns
tags: plural