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"
Pertaining to, managing with, or regulated by, economy; frugal; relating to economics.
Pert. to household matters; frugal; careful; thrifty.