mass screenÂ·ing. examination of a large population to detect the manifestation of a disease in order to initiate treatment or prevent spread, as part of a public health campaign. mass screenÂ·ing. Examination of a large population to detect manifestation of disease to initiate treatment or prevent its spread.
blanket. A single mortgage instrument covering two or more properties.It is most often encountered in property intended for development,with partial lien releases given as lots are sold and part of the sale proceeds used to pay down the loan.
blanket insurance. Definition. A form of liability insurance that provides coverage for more than one piece of property at a specific location or multiple items at multiple locations. A homeowner may take out a blanket insurance policy to cover any items that his/her basic homeowner's policy does not cover.