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