Meanings
septic1
comparative more septic · superlative most septic · alternative obsolete septick
- Of or pertaining to sepsis.
- Causing sepsis or putrefaction.
plural septics · alternative obsolete septick
- A substance that causes sepsis or putrefaction.
1 more example
1750, John Pringle, Further Experiments on Substances Resisting Putrefaction, in 1809, Charles Hutton, George Shaw, Richard Pearson (editors), The Philosophical Transactions of the Royal Society of London, Volume X: 1750—1755, page 86, But, in the prosecution of this subject, he had met with very few real septics; and found many substances, commonly accounted such, of a quite opposite nature.
- datedmedicineA person who has sepsis.
Acid-base balance data revealed moderately abnormal metabolic balance for both septics and nonseptics (in either direction) with normal respiratory balance or mild alkalosis.
1983 May/June, Ivo Giovannini, Giuseppe Boldrini, Marco Castagneto, Gabriele Sganga, Giuseppe Nanni, Mauro Pittiruti, Giancarlo Castiglioni, “Respiratory Quotient and Patterns of Substrate Utilization in Human Sepsis and Trauma”, in Journal of Parenteral and Enteral Nutrition, volume 7, number 3, →DOI, page 227 - A septic tank; a system for the disposal of sewage into a septic tank, a septic system.
The question is whether there are any spatial differences in how septics impact water quality, and whether these spatial variations should be considered when regulating septic improvement or removal.
2008, Alexey Voinov, Systems Science and Modeling for Ecological Economics, page 244
septic2
plural septics
- mathematicsA mathematical object (function, curve, surface, etc.) of degree seven.
Enriques states that it is possible to construct a family of septics with a singular curve of degree 7 and genus 4 having a triple point that degenerates to the above configuration[…].
2002, Ingrid C. Bauer, Fabrizio Catanese, Roberto Pignatelli, “Canonical Rings of Surfaces Whose Canonical System has Base Points”, in Ingrid C. Bauer et al., editors, Complex Geometry: Collection of Papers Dedicated to Hans Grauert, page 661 more example
Now consider the two septics C = U⁷ᵢ₌₁Cᵢ, D = U⁷ᵢ₌₁Dᵢ and note that for i = 1,2,3,4,5,6 the lines Cᵢ and Dᵢ are parallel, so that the intersection of two septics S' consists of 6⁶^([sic]) + 6 + 1 = 43 points and it is the singular set of a foliation of degree 6.
2003, Antonio Campillo, Santiago Encinas, “Two Dimensional Complete Ideals”, in Luchezar L. Avramov et al., editors, Commutative Algebra: Interactions with Algebraic Geometry: International Conference, page 71
- not comparablemathematicsOf the seventh degree or order.
septic3
plural septics · alternative Septic
- AustraliaNew ZealandUKethnicslangslurAn American, a Yank.
“Didn′t enjoy the septics,” he says jokingly about the Americans.
2011, Roger Rees, Out of Calamity: Stories of Trauma Survivors, unnumbered page2 more examples
Typical septic. Can't understand why the rest of the world thinks he's a fuck-knuckle.
1998 April 21, Justin Downey, “Re: rachel is awful cute!”, alt.nuke.the.USA, aus.flame.usa, and alt.flame“What′s the septics′ Achilles heel?” I said using the slang septic tank, meaning Yank.
2012, John Righten, The Benevolence of Rogues, page 97
Septic4
Synonyms & antonyms
adjectivecontaining or resulting from disease-causing organisms
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
septic · adjective, noun
- Ancient Greekσηπτικός“characterized by putridity”
- Englishseptic
From Ancient Greek σηπτικός (sēptikós, “characterized by putridity”), from σηπτός (sēptós), from σήπω (sḗpō).
More words from Ancient Greek
Full word history & related roots →septic · noun, adjective
- Latinseptem“seven”
- Englishseptic
From Latin septem (“seven”) + -ic.
More words from Latin
Full word history & related roots →septic · noun
Short form of Cockney rhyming slang septic tank (“Yank”).
Full word history & related roots →Septic · noun
Short form of Australian rhyming slang septic tank (“Yank”).
Full word history & related roots →Translations
Ancient Greek σηπτικός
- σηπτικός (sēptikós)of or pertaining to sepsis
Bulgarian септичен, септичен
- септичен (septičen)of or pertaining to sepsis
- септичен (septičen)causing sepsis
Catalan sèptic, sèptic
- sèpticof or pertaining to sepsis
- sèpticcausing sepsis
Danish septisk
- septiskof or pertaining to sepsis
Esperanto sepsa
- sepsaof or pertaining to sepsis
Finnish septinen, septinen
- septinenof or pertaining to sepsis
- septinencausing sepsis
French septique
- septiqueof or pertaining to sepsis
German septisch
- septischof or pertaining to sepsis
Greek σηπτικός
- σηπτικός (siptikós)of or pertaining to sepsis
Indonesian septik, septik
- septikof or pertaining to sepsis
- septikcausing sepsis
Irish seipteach, seipteach
- seipteachof or pertaining to sepsis
- seipteachcausing sepsis
Italian settico
- setticoof or pertaining to sepsis
Latin sēpticus
- sēpticusof or pertaining to sepsis
Māori ero
- eroof or pertaining to sepsis
Norwegian Bokmål septisk
- septiskof or pertaining to sepsis
Polish septyczny
- septycznycausing sepsis
Portuguese séptico, sético
- sépticoof or pertaining to sepsis
- séticoof or pertaining to sepsis
Spanish séptico, séptico
- sépticoof or pertaining to sepsis
- sépticocausing sepsis
Swedish septisk
- septiskof or pertaining to sepsis
Welsh septig
- septigof or pertaining to sepsis
Cite this entry
septic. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/septic
“septic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/septic. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “septic,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/septic.
Source: septic on Wiktionary, CC BY-SA 4.0.