meaning of economical
1. Pertaining to the household; domestic.
2. Relating to domestic economy, or to the management of household affairs.
3. Managing with frugality; guarding against waste or unnecessary expense; careful and frugal in management and in expenditure; -- said of character or habits.
4. Managed with frugality; not marked with waste or extravagance; frugal; -- said of acts; saving; as, an economical use of money or of time.
5. Relating to the means of living, or the resources and wealth of a country; relating to political economy; as, economic purposes; economical truths.
6. Regulative; relating to the adaptation of means to an end.
7. 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
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