parsimony

/ˈpɑrsəˌmoʊni/
noun
  1. Extreme unwillingness to spend money or use resources; stinginess.
    • The charity was frustrated by the parsimony of the wealthy donor.
    • She criticized the government's parsimony in funding public schools.
    • His parsimony was legendary — he never bought new clothes.
  2. The principle of using the simplest explanation or the fewest assumptions (especially in science and logic).
    • The biologist applied parsimony to choose the simplest evolutionary tree.
    • In philosophy, parsimony helps avoid unnecessary complexity in arguments.
    • Occam's razor is a famous principle of parsimony in scientific reasoning.
Antonyms
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