The Domestic Shorthair designation requires careful understanding because it represents not a breed in the traditional sense but rather a category or classification for mixed-breed cats with short coats and unknown or varied ancestry. This fundamental distinction separates Domestic Shorthairs from recognized pedigreed breeds with established lineages, breed standards, and predictable characteristics. Understanding this difference prevents confusion and sets appropriate expectations for these versatile, varied cats that make up the vast majority of the global cat population.
The term Domestic Shorthair functions as organizational nomenclature used by veterinarians, animal shelters, rescue organizations, and cat registries to classify cats whose ancestry cannot be determined or traced to specific recognized breeds. The designation combines domesticâindicating cats living with humans as companions rather than feral or wild populationsâwith shorthairâdescribing the coat length characteristic. This descriptive rather than genealogical naming immediately distinguishes Domestic Shorthairs from breeds like American Shorthair, British Shorthair, or other pedigreed shorthaired breeds where names indicate specific standardized bloodlines.
DSH represents the common abbreviation for Domestic Shorthair appearing frequently on veterinary records, shelter documentation, and adoption paperwork. This shorthand provides efficient classification when full breed identification is neither possible nor necessary. The acronym DSH appears so commonly in animal welfare and veterinary contexts that many cat enthusiasts recognize it immediately as shorthand for mixed-breed shorthaired cats.
Moggy represents British English terminology for mixed-breed cats, functioning as the UK equivalent of Domestic Shorthair. The term moggy applies affectionately to cats of unknown ancestry regardless of coat length, though it's often specifically associated with shorthaired mixed breeds. In Britain and Commonwealth countries, moggy functions as the everyday colloquial term people use naturally in conversationâ"I've got a moggy" immediately communicates ownership of a mixed-breed cat without pretension or formality. The term carries no negative connotation, simply representing honest, straightforward identification of cats whose heritage is mixed or unknown.
House cat serves as another common alternative name emphasizing these cats' roles as household companions. The designation house cat focuses on function and relationship rather than genetics, highlighting that these cats live indoors with families as pets. This naming emphasizes domesticity and companionship over lineage.
Alley cat represents American English terminology that historically described mixed-breed cats, particularly those living semi-feral existences in urban environments. While the term alley cat sometimes carries implications of street origins or rougher backgrounds, it fundamentally describes cats of mixed or unknown heritage. Some people use alley cat interchangeably with Domestic Shorthair, though others reserve it specifically for cats with outdoor or street backgrounds.
Mixed-breed cat functions as the most technically accurate and broadly applicable term describing Domestic Shorthairs. This designation parallels terminology used for mixed-breed dogs (mutts or mixed breeds), emphasizing genetic diversity from multiple ancestral breeds rather than pure lineage from single breed sources. Mixed-breed cat applies across coat lengthsâDomestic Shorthairs are mixed-breed cats with short coats, while Domestic Longhairs are mixed-breed cats with long coats. The term mixed-breed provides clarity without judgment, honestly representing these cats' genetic reality.
Random-bred cat represents terminology used in some formal contexts, particularly cat shows and registries that allow non-pedigreed cats to compete. The designation random-bred emphasizes that breeding occurred without human selection for specific traits, producing cats through natural mate selection rather than controlled pedigree programs. This terminology contrasts with purpose-bred or selectively-bred describing pedigreed cats.
Household Pet cat represents classification used specifically in cat show contexts. Various cat registries including TICA, WCF, and FIFe allow non-pedigreed cats to compete in special Household Pet divisions separate from pedigreed breed categories. In these divisions, Domestic Shorthairs and other mixed-breed cats are judged on health, temperament, grooming, and presentation rather than conforming to breed standards. The Household Pet designation validates that mixed-breed cats deserve recognition and appreciation even without pedigrees, allowing them to participate in cat fancy activities.
Polycats represents newer, affectionate terminology coined by genetic testing company Basepaws to describe Domestic Shorthairs and other mixed-breed cats. The term emphasizes the poly (many) nature of their genetic heritageâcats with DNA from multiple breed sources creating unique combinations. Polycats represents an attempt to create positive, inclusive terminology celebrating genetic diversity rather than viewing mixed heritage as lack of something. While not yet widely adopted outside genetic testing contexts, the term reflects evolving perspectives valuing mixed-breed cats.
Importantly, Domestic Shorthair differs fundamentally from American Shorthair despite similarity in names. American Shorthair represents a recognized pedigreed breed with established breed standards, predictable characteristics, registered lineages, and controlled breeding programs. American Shorthairs display consistent appearanceâtypically robust cats with round faces, dense coats, and often classic tabby patterns. Domestic Shorthairs, conversely, show unlimited variation in appearance, size, and personality reflecting their mixed heritage. The confusion between these terms is common but incorrectâone is a specific breed, the other a mixed-breed category.
International recognition of Domestic Shorthairs as show participants varies by registry. TICA, WCF, and FIFe allow mixed-breed cats in Household Pet divisions with varying rules about acceptable colors and patterns. CFA historically focused exclusively on pedigreed breeds, though some affiliates allow Household Pet categories. Recognition as show participants validates that mixed-breed cats deserve appreciation for their individual qualities even without conforming to breed standards.
Within the general public, terminology varies regionally and personally. Some people simply call their cats cats without concern for breed classification. Others proudly identify their companions as Domestic Shorthairs, moggies, or mixed breeds. The proliferation of names reflects that these cats don't fit into tidy breed categories, existing instead as wonderfully varied individuals whose names matter less than their roles as beloved companions.
The Domestic Shorthair designation and its many alternative names successfully communicate the essential realityâthese are mixed-breed cats of varied heritage that make wonderful companions regardless of pedigree absence. The terminology honestly represents genetic reality while validating these cats' worth and importance. For the approximately 95% of American cats falling into this category, the names matter less than the reality that mixed-breed cats bring joy, companionship, and love to countless households worldwide, representing the true essence of the human-cat bond stripped of concern for pedigree or bloodlines.

