Sterling silver (an alloy of 92 percent silver, blended with copper and other metals) gives a lustrous appearance to coins, jewelry, and silverware. The fact that pure silver is slightly harder than gold, but still very ductile and malleable, makes it a natural choice for dental fillings.
Ultrasound detected papillary projections in 78% of tumors. Papillary projections were disseminated in 33% of malignant, 20% of borderline, and 0% of benign tumors (p = 0.0049). The mean size of the papillary projections was 9.6, 15.7, and 35.3 mm in benign, borderline, and malignant tumors, respectively (p = 0.0007).
papillary. pertaining to a papilla; having the characteristics of a papilla. papillary duct. urine passes from the collecting tubules into the papillary ducts as the last section of the renal tubular system. papillary necrosis. necrosis of the renal papilla. See also infectious pancreatic necrosis of fish. papillary squirting. a feature of seborrheic dermatitis, zinc-responsive dermatoses; the superficial papillae are edematous and contain dilated vessels, the overlying epidermis is edematous and parakeratototic. papillary sulcus. gustatory glands open into a sulcus in the mouth.