any of various mites, especially Dermatophagoides pteronyssinus and D. farinae, that ingest shed skin cells and may cause allergic reactions.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
either of two mites, Dermatophagoides farinae or D. pteronyssinus, that feed on shed human skill cells. Their excrement is a household allergen associated with respiratory allergies and asthma
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