septic tank

noun

: a tank in which the solid matter of continuously flowing sewage is disintegrated by bacteria

Examples of septic tank in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Pollutants from water treatment plants and septic tanks on the edge of the lagoon have slowly leaked nitrogen and phosphorus into the water, one expert said. Jade Walker, CNN Money, 1 May 2025 Crude septic tanks, called percolating pits, lie outside homes, covered only by a thin layer of sand. Chris Hedges, Harpers Magazine, 15 June 2024 These trees have water-seeking roots that can uplift foundations and invade water lines and septic tanks. Brandee Gruener, Southern Living, 20 Mar. 2025 The change reduces the minimum lot size allowed to have a septic tank from one acre to half an acre. Aaron Sullivan, Austin American-Statesman, 15 Feb. 2024 See All Example Sentences for septic tank

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of septic tank was in 1896

Browse Nearby Words

Cite this Entry

“Septic tank.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/septic%20tank. Accessed 12 May. 2025.

Kids Definition

septic tank

noun
: a tank in which solid sewage is broken down by bacteria

More from Merriam-Webster on septic tank

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