serving to permit or facilitate further work or activity; "discussed the working draft of a peace treaty"; "they need working agreements with their neighbor states on interstate projects"
adequate for practical use; especially sufficient in strength or numbers to accomplish something; "the party has a working majority in the House"; "a working knowledge of Spanish"
an arithmetic operation that is the inverse of division; the product of two numbers is computed; "the multiplication of four by three gives twelve"; "four times three equals twelve"
a multiplicative increase; "repeated copying leads to a multiplication of errors"; "this multiplication of cells is a natural correlate of growth"