hoarding disorder

noun

: a psychological disorder characterized by the persistent accumulation of a variety of items that are often considered useless or worthless by others and by the inability to discard such items without great distress

Note: The accumulation and clutter of items that occur in hoarding disorder lead to significant obstruction and congestion of living areas.

Many people with hoarding disorder benefit significantly from cognitive behavioral therapy, in which a therapist helps reduce clutter and prevent future hoarding.Robert Ashley
The problem with detecting hoarding disorder is the extremely long time-frame in which it manifests. A person may have traits of the disorder early in life, but functional impairment may take a long time to show up.Anne Halliwell
Besides dementia, hoarding disorder is the only mental health disorder that increases in severity and prevalence with age …Emily Gurnon

Examples of hoarding disorder in a Sentence

Recent Examples on the Web
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.
Around 14 million Americans are affected by hoarding disorder, with similar rates across other Western countries. Lianne Kolirin, CNN Money, 9 Aug. 2025 Compared with the general population, participants with hoarding disorder scored almost universally high on altruism. Mary E. Dozier, CNN, 16 Mar. 2025 Also, Spinelli thinks Medicaid and Medicare should fund more peer-support specialists for hoarding disorder. Sarah Boden, NPR, 30 Dec. 2024 For additional resources and information on hoarding disorder, visit the International OCD Foundation website. Mary E. Dozier, CNN, 16 Mar. 2025 Pennsylvania's outgoing senator, Bob Casey, has advocated for more education and technical assistance for hoarding disorder. Sarah Boden, NPR, 30 Dec. 2024 There are no medications approved to treat hoarding disorder. Claire Bugos, Verywell Health, 15 July 2024 Do your research and find a compassionate local counselor who specializes in hoarding disorder and work with them to stage an intervention for your mother. Harriette Cole, The Mercury News, 19 Mar. 2025 The traditional model behind hoarding disorder suggests that difficulty with discarding comes from distress during decision-making. Mary E. Dozier, The Conversation, 11 Feb. 2025

Word History

First Known Use

1999, in the meaning defined above

Time Traveler
The first known use of hoarding disorder was in 1999

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Cite this Entry

“Hoarding disorder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hoarding%20disorder. Accessed 20 Aug. 2025.

Medical Definition

hoarding disorder

noun
: a psychological disorder characterized by the persistent accumulation of a variety of items that are often considered useless or worthless by others and by the inability to discard such items without great distress regardless of their value

Note: The accumulation and clutter of items that occur in hoarding disorder lead to significant obstruction and congestion of living areas.

The problem with detecting hoarding disorder is the extremely long time-frame in which it manifests. A person may have traits of the disorder early in life, but functional impairment may take a long time to show up.Anne Halliwel
Many people with hoarding disorder benefit significantly from cognitive behavioral therapy, in which a therapist helps reduce clutter and prevent future hoarding.Robert Ashley
Besides dementia, hoarding disorder is the only mental health disorder that increases in severity and prevalence with age …Emily Gurnon
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