| dust mite | |
| —n | |
| 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 | |
| the offspring of a zebra and a donkey. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |