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Synonyms

rot

1 American  
[rot] / rɒt /

verb (used without object)

rotted, rotting
  1. to undergo decomposition; decay.

    Synonyms:
    spoil, putrefy, molder, mold
  2. to deteriorate, disintegrate, fall, or become weak due to decay (often followed by away, from, off, etc.).

  3. to languish, as in confinement.

  4. to become morally corrupt or offensive.

    Antonyms:
    purify

verb (used with object)

rotted, rotting
  1. to cause to rot.

    Dampness rots wood.

  2. to cause moral decay in; cause to become morally corrupt.

    Antonyms:
    purify
  3. to ret (flax, hemp, etc.).

noun

  1. the process of rotting.

  2. the state of being rotten; decay; putrefaction.

    the rot of an old house.

    Synonyms:
    mold, decomposition
  3. rotting or rotten matter.

    the rot and waste of a swamp.

  4. moral or social decay or corruption.

  5. Pathology. any disease characterized by decay.

  6. Plant Pathology.

    1. any of various forms of decay produced by fungi or bacteria.

    2. any disease so characterized.

  7. Veterinary Pathology. a bacterial infection of sheep and cattle characterized by decay of the hoofs, caused by Fusobacterium necrophorum in cattle and Bacteroides nodosus in sheep.

  8. nonsense.

interjection

  1. (used to express disagreement, distaste, or disgust.)

rot. 2 American  

abbreviation

  1. rotating.

  2. rotation.


ROT 3 American  
  1. rule of thumb.


rot 1 British  

abbreviation

  1. rotation (of a mathematical function)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rot 2 British  
/ rɒt /

verb

  1. to decay or cause to decay as a result of bacterial or fungal action

  2. (intr; usually foll by off or away) to fall or crumble (off) or break (away), as from natural decay, corrosive action, or long use

  3. (intr) to become weak, debilitated, or depressed through inertia, confinement, etc; languish

    rotting in prison

  4. to become or cause to become morally corrupt or degenerate

  5. (tr) textiles another word for ret

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the process of rotting or the state of being rotten

  2. something decomposed, disintegrated, or degenerate

  3. short for dry rot

  4. pathol any putrefactive decomposition of tissues

  5. a condition in plants characterized by breakdown and decay of tissues, caused by bacteria, fungi, etc

  6. vet science a contagious fungal disease of the feet of sheep characterized by inflammation, swelling, a foul-smelling discharge, and lameness

  7. (also interjection) nonsense; rubbish

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
rot Scientific  
/ rŏt /
  1. To undergo decomposition, especially organic decomposition; decay.


  1. Any of several plant diseases characterized by the breakdown of tissue and caused by various bacteria or fungi.

Related Words

See decay.

Other Word Forms

  • half-rotted adjective
  • unrotted adjective

Etymology

Origin of rot

before 900; (v.) Middle English rot ( t ) en, Old English rotian, cognate with Frisian rotsje, Dutch rotten; (noun) Middle English, perhaps < Old Norse rot (perhaps partly derivative of the v.); ret, rotten )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The dense and heavy tropical hardwood is prized for its remarkable properties such as rot and salt resistance, as well as its beauty and as a symbol of status and prestige.

From BBC

He talks of the risk of "brain rot" - the idea that our constant exposure to social media is harming our intellectual abilities.

From BBC

"We're able to intercept food that would have otherwise rotted in fields or not be used and make it have a social impact."

From BBC

The spectacle perfectly captures the rot at the intersection of wealth, power and media.

From Salon

The air smelled of sea and flowers, but as they grew closer, there was another note to it—a scent of rot.

From Literature