sep·​tic | \ ˈsep-tik How to pronounce septic (audio) \

Definition of septic

1 : of, relating to, or causing putrefaction
2 : relating to, involving, caused by, or affected with sepsis septic patients
3 : used for sewage treatment and disposal a septic system also : of or relating to a septic system septic effluents

Examples of septic in a Sentence

Recent Examples on the Web Today, the legacy of segregation in the Central Valley reverberates underground, through old pipes, dry wells and soil tainted by shoddy septic systems. New York Times, "How Racism Ripples Through Rural California’s Pipes," 29 Nov. 2019 The leg was septic, and literally falling off, the release stated. Mike Cruz, azcentral, "2 Yavapai County women arrested after husky found with severely injured leg," 1 Nov. 2019 Pollution: Oil spills, septic waste and pesticides can also disrupt coral reef ecosystems. Ashley Strickland, CNN, "Scientists studied 2,500 coral reefs to figure out how to save them," 12 Aug. 2019 But the plans changed, according to city staff, when the Minnesota Pollution Control Agency notified the developer that an old septic system, where a stormwater pond was supposed go, was contaminated from the previous industrial use. Nick Ferraro, Twin Cities, "Inver Grove Heights neighborhood fights plan for mini storage near homes, says too many trees taken down," 12 Nov. 2019 Do not divert storm drains or basement pumps into septic systems. Brian Albrecht, cleveland, "What you can do to help reduce harmful algal blooms," 10 Nov. 2019 Forestville is an unincorporated area with steep, winding hills, two-lane roads, and residents who haul their own wood and repair their own septic systems. Caille Millner,, "California has always lived on edge of doom," 8 Nov. 2019 More than 50,000 septic systems in Lake, Orange and Seminole counties are blamed for the nitrogen and phosphorous threatening the springs and the Wekiva River. Stephen Hudak,, "Wekiva septic conversion stinks for homeowners but it may save the springs," 1 Nov. 2019 Our septic system was less than a foot away from the edge of the bluff., "Read more about climate change on the Cape:," 4 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'septic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of septic

1605, in the meaning defined at sense 1

History and Etymology for septic

Latin septicus, from Greek sēptikos, from sēpein to putrefy

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Time Traveler for septic

Time Traveler

The first known use of septic was in 1605

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Statistics for septic

Last Updated

4 Dec 2019

Cite this Entry

“Septic.” The Dictionary, Merriam-Webster Inc., Accessed 5 December 2019.

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More Definitions for septic


How to pronounce septic (audio)

English Language Learners Definition of septic

chiefly British, medical : infected with bacteria


sep·​tic | \ ˈsep-tik How to pronounce septic (audio) \

Medical Definition of septic

2 : relating to, involving, caused by, or affected with sepsis septic complications septic arthritis septic patients

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More from Merriam-Webster on septic

Rhyming Dictionary: Words that rhyme with septic

Spanish Central: Translation of septic

Nglish: Translation of septic for Spanish Speakers

Britannica English: Translation of septic for Arabic Speakers

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