water column

plural water columns

Definition of water column

1 : a vertical expanse of water stretching between the surface and the floor of a body of water Shallow feeders, sea lions work the top 600 feet of the water column for hake, rock-fish, herring, sardines … and squid, but opportunistically capturing anything that happens by.— Downs Matthews Only a few animals of the water column above would have died and settled into the sediments below during the short time when the mudslide was coalescing into a layer of sediment in the stagnant basin.— Stephen Jay Gould
2 : : a vertical pipe with valves and spout for delivering water to a locomotive tender

First Known Use of water column

1845, in the meaning defined at sense 1

Keep scrolling for more

Learn More about water column

Statistics for water column

Look-up Popularity

Time Traveler for water column

The first known use of water column was in 1845

See more words from the same year

Comments on water column

What made you want to look up water column? Please tell us where you read or heard it (including the quote, if possible).


to move or obtain by small maneuvers

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!