Parsimony is defined as extreme frugality or the use of extreme caution in spending money.(noun)
When you analyze every purchase and are very careful about spending even small amounts of money, this is an example of parsimony.
See parsimony in Webster's New World College Dictionary
Origin: ME parcimony < L parcimonia < parcere, to spare: akin to (com)pescere, to enclose, limit
See parsimony in American Heritage Dictionary 4
Origin: Middle English parcimony
Origin: , from Latin parsimōnia
Origin: , from parsus
Origin: , past participle of parcere, to spare.
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