septic tank


: 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 One by one, the devastating environmental implications are laid bare: the possibility of wildfires caused by unattended barbecue pits, a septic tank whose placement will pollute the village’s water supply. Justin Chang, The New Yorker, 3 May 2024 Nitrate's health risks pose worries Nitrate forms when oxygen combines with nitrogen-rich sources like fertilizer, manure or waste from septic tanks. Laura Schulte, Journal Sentinel, 3 Apr. 2024 The lifespan of a septic tank is based on usage and maintenance, and Rai warns that replacing it can be very costly. Terri Williams, Forbes, 15 Feb. 2024 But every day, more people join them from other parts of the city, further straining what few resources the site provides – the building’s septic tank is full and the toilets backed up, one resident showed CNN. Caitlin Stephen Hu, CNN, 18 Mar. 2024 The harmful pollutant has leached into water in many parts of the valley from sources including fertilizers, dairies and septic tanks. Ian James, Los Angeles Times, 20 Feb. 2024 Size: 80 oz | Use: Dissolves drain clogs in PVC pipes, metal pipes, garbage disposals, and septic tanks | Scented? Cai Cramer, Peoplemag, 3 Feb. 2024 While on a visit to Montreal, Vermette was driving by a field of septic tanks. Jazz Tangcay, Variety, 2 Mar. 2024 There’s also the chance that other local sources — such as household septic tanks — contribute to diffuse levels, Abbott said. Christine Condon, Baltimore Sun, 15 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'septic tank.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1896, in the meaning defined above

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

Dictionary Entries Near septic tank

Cite this Entry

“Septic tank.” Dictionary, Merriam-Webster, Accessed 19 May. 2024.

Kids Definition

septic tank

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

More from Merriam-Webster on septic tank

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