Definition of house dust mite
: either of two widely distributed dust mites (Dermatophagoides farinae and D. pteronyssinus) that commonly occur in house dust and often induce allergic responses (such as runny nose or sneezing) and asthma
… house dust mites—which eat human skin scales—could grow to very large numbers, not only in mattresses and pillows, but also in carpets, upholstered furniture, and even in clothing and window curtains, particularly in warm, humid houses.— Discover
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Merriam-Webster unabridged
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Time Traveler for house dust mite
The first known use of house dust mite was in 1967
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