economical

(s) 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
economic,
(a) of or relating to an economy, the system of production and management of material wealth
- economic growth
- aspects of social, political, and economical life
economic,
(s) 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
frugal, sparing, stinting, scotch,

economic frugal sparing stinting scotch

economics

economically