using the minimum of time or resources necessary for effectiveness; "an economic use of home heating oil"; "a modern economical heating system"; "an economical use of her time"
financially rewarding; "it was no longer economic to keep the factory open"; "have to keep prices high enough to make it economic to continue the service"
concerned with worldly necessities of life (especially money); "he wrote the book primarily for economic reasons"; "gave up the large house for economic reasons"; "in economic terms they are very privileged"
of or relating to the science of economics; "economic theory"
of or relating to an economy, the system of production and management of material wealth; "economic growth"; "aspects of social, political, and economical life"
avoiding waste; "an economical meal"; "an economical shopper"; "a frugal farmer"; "a frugal lunch"; "a sparing father and a spending son"; "sparing in their use of heat and light"; "stinting in bestowing gifts"; "thrifty because they remember the great Depression"; "`scotch' is used only informally"
an adequate quantity; a quantity that is large enough to achieve a purpose; "enough is as good as a feast"; "there is more than a sufficiency of lawyers in this country"
as much as necessary; "Have I eaten enough?"; (`plenty' is nonstandard) "I've had plenty, thanks"