economical (
http://definr.com/economical)
adj 1: 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" [syn:
economic]
2: of or relating to an economy, the system of production and
management of material wealth; "economic growth"; "aspects
of social, political, and economical life" [syn:
economic]
3: 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) [syn:
frugal,
scotch,
sparing,
stinting]