rot 1 of 2

noun

Definition of rotnext
1
as in garbage
language, behavior, or ideas that are absurd and contrary to good sense I won't stand here and listen to such rot

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2
as in decomposition
the process by which dead organic matter separates into simpler substances the rot begins shortly after the fish are killed

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rot

2 of 2

verb

ˈrät How to pronounce rot (audio)
1
as in to deteriorate
to become worse or of less value the house slowly fell into disrepair and rotted

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2
as in to decay
to go through decomposition rotting vegetation on the bank of the river

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Synonym Chooser

How is the word rot different from other verbs like it?

Some common synonyms of rot are decay, decompose, putrefy, and spoil. While all these words mean "to undergo destructive dissolution," rot is a close synonym of decompose and often connotes foulness.

fruit was left to rot in warehouses

Where would decay be a reasonable alternative to rot?

The words decay and rot are synonyms, but do differ in nuance. Specifically, decay implies a slow change from a state of soundness or perfection.

a decaying mansion

When can decompose be used instead of rot?

The words decompose and rot can be used in similar contexts, but decompose stresses a breaking down by chemical change and when applied to organic matter a corruption.

the strong odor of decomposing vegetation

When would putrefy be a good substitute for rot?

While in some cases nearly identical to rot, putrefy implies the rotting of animal matter and offensiveness to sight and smell.

corpses putrefying on the battlefield

In what contexts can spoil take the place of rot?

While the synonyms spoil and rot are close in meaning, spoil applies chiefly to the decomposition of foods.

keep the ham from spoiling

Example Sentences

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.
Recent Examples of rot
Noun
Coffee grounds suffocate roots, causing rot and depleting nitrogen needed for growth. — Leanne Potts, Better Homes & Gardens, 19 Sep. 2026 If The Social Network was about the people who laid Facebook’s foundation, Aaron Sorkin’s follow-up, The Social Reckoning, is about the whistleblower and the journalist who exposed the rot in its infrastructure. — Marley Marius, Vogue, 17 Sep. 2026
Verb
Keep the paper bags 2 to 3 inches away from the base of plant stems and tree trunks to prevent moisture buildup and rot. — Sj McShane, Martha Stewart, 27 Sep. 2026 Carved pumpkins rot faster, so consider waiting to pull out the pumpkin scooper until closer to Halloween. — Sophia Beams, Better Homes & Gardens, 27 Sep. 2026 See All Example Sentences for rot
Recent Examples of Synonyms for rot
  1. garbage
  2. decomposition
  3. deteriorate
  4. decay
  5. nuts
  6. crumble
  7. decompose
  8. nonsense
Noun
  • Prosecutors said Aurora was one of seven children, ages 2 months to 17 years, who lived in an east San José house on Lancelot Lane that was filled with cockroaches, pet feces, garbage and mold.
    — Los Angeles Times, Los Angeles Times, 14 Oct. 2026
  • Clean your car full of garbage elsewhere and don’t hold up a line of customers.
    — Ticked Off, The Orlando Sentinel, 14 Oct. 2026
Definition of garbage
Noun
  • His hands and legs were bound, duct tape covered his face, and his body was burned and showed signs of decomposition, according to the record.
    — Emerson Clarridge, Fort Worth Star-Telegram, 12 Oct. 2026
  • Soil organic matter is a rich substance created by the decomposition of the carbon-rich litter layer above it, forming a layer that soil scientists call the O-horizon.
    — Literary Hub, Literary Hub, 2 Oct. 2026
Definition of decomposition
Verb
  • In the 1990s, plans to demolish the deteriorating site and replace it with an underground car park sparked fierce opposition from local residents and traders, who successfully campaigned to save it.
    — Alessia Armenise, Condé Nast Traveler, 12 Oct. 2026
  • How much longer the current cycle can continue may depend on market breadth, which has deteriorated.
    — Sarah Min, CNBC, 12 Oct. 2026
Definition of deteriorate
Verb
  • Wrens, chickadees, titmice, thrushes and nuthatches all forage either through the leaf canopy or the slowly decaying ground litter for beetles, caterpillars, spiders, ants and other insects.
    — Karen Hugg, Washington Post, 11 Oct. 2026
  • Although a horrifying sea creature sits at the center of the show, this story is about a man desperate to cling to a decaying past, a grieving family and how greed can create monsters.
    — Aramide Tinubu, Variety, 8 Oct. 2026
Definition of decay
Noun
  • Tucker recommends foods like extra virgin olive oil, fatty fish like salmon, nuts and seeds — all staples of both diets, which also encourage eating whole grains, chicken, and plenty of fresh fruit and vegetables.
    — Maggie Ryan, Flow Space, 14 Oct. 2026
  • If your kidneys are healthy, eating magnesium-rich foods like nuts, seeds, beans, whole grains, and leafy vegetables is unlikely to cause toxicity.
    — MD Published, Verywell Health, 14 Oct. 2026
Definition of nuts
Verb
  • By Saturday night, Long Beach reported that seawater had entered homes and into streets, with the city’s Peninsula neighborhood being hard hit, and its boardwalk crumbling.
    — Los Angeles Times, Los Angeles Times, 11 Oct. 2026
  • As Ray goes down the rabbit hole, the shiny facade of Metropia and Megamax (which is, notably and obviously evil from the start) begin to crumble.
    — Kate Erbland, IndieWire, 10 Oct. 2026
Definition of crumble
Verb
  • The evolution of land plants and the development of soil go hand in hand—as these pioneering plants, trees, and animals died and their decomposing remains were recycled on land, by fungi and the first soil invertebrates, modern soils began to form.
    — Literary Hub, Literary Hub, 2 Oct. 2026
  • Even poor Maggie the cat — the only living animal in Digger’s house and possibly one of the last living animals in the world — is decomposing in his arms, his sister (Sandra Hüller) says with a shudder.
    — Amy Nicholson, Los Angeles Times, 29 Sep. 2026
Definition of decompose
Noun
  • No leader should stay as commander in chief after having the mindset to utter such nonsense.
    — Voice of the People, New York Daily News, 8 Oct. 2026
  • Even much of that seeming nonsense, though, is ostensibly correct.
    — Joseph Howlett, Scientific American, 8 Oct. 2026
Definition of nonsense

Browse Nearby Words

rosy
rot
rotaries
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Cite this Entry

“Rot.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rot. Accessed 17 Oct. 2026.

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More from Merriam-Webster on rot

Britannica.com: Encyclopedia article about rot

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