economical
adjective
using the minimum of time or resources necessary for effectiveness
“an economic use of home heating oil”
“a modern economical heating system”
Synonymseconomicof or relating to an economy, the system of production and management of material wealth
“economic growth”
“aspects of social, political, and economical life”
Synonymseconomicavoiding waste
“an economical meal”
“an economical shopper”
Source: WordNet 3.1, Princeton University
