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
Magnet ingestion can lead to bowel perforation, septic infection and death.
—
Ryan Murphy, The Indianapolis Star, 24 Dec. 2024
The country's septic infrastructure has largely contributed to the spread of bacteria and other diseases in flood and waste waters, and those bacteria can cause life-threatening infections and some deaths.
—Devika Rao, theweek, 22 Nov. 2024
The recovery was mired in a mix of challenges, including widespread lack of sufficient insurance, the onset of the COVID pandemic, steep terrain, aging septic systems and sky-high construction costs.
—Ethan Baron, The Mercury News, 6 Feb. 2025
Add-ons: Central vacuum, standalone freezers, sprinklers, pool, spa, sump or well pump, septic system, roof leaks
Coverage limits: $3,000 for AC/heating; $500 for electrical, plumbing and appliances; $400 for roof leaks.
—Liz Knueven, CNBC, 31 Jan. 2025
See all Example Sentences for septic 
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Ryan Murphy, The Indianapolis Star, 24 Dec. 2024
The country's septic infrastructure has largely contributed to the spread of bacteria and other diseases in flood and waste waters, and those bacteria can cause life-threatening infections and some deaths.
—Devika Rao, theweek, 22 Nov. 2024
The recovery was mired in a mix of challenges, including widespread lack of sufficient insurance, the onset of the COVID pandemic, steep terrain, aging septic systems and sky-high construction costs.
—Ethan Baron, The Mercury News, 6 Feb. 2025
Add-ons: Central vacuum, standalone freezers, sprinklers, pool, spa, sump or well pump, septic system, roof leaks
Coverage limits: $3,000 for AC/heating; $500 for electrical, plumbing and appliances; $400 for roof leaks.
—Liz Knueven, CNBC, 31 Jan. 2025
See all Example Sentences for septic
Dictionary Entries Near septic
Cite this Entry
“Septic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/septic. Accessed 22 Feb. 2025.
Copy CitationMedical Definition
septic
adjective
sep·tic
ˈsep-tik 
1
2
: relating to, involving, caused by, or affected with sepsis
septic complications
septic arthritis
septic patients
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