planimeter

(plə nimət ər, plā-)

noun

an instrument for measuring the area of a regular or irregular plane figure by tracing the perimeter of the figure

Origin: Fr planimètre: see plani- & -meter

Related Forms:

See planimeter in American Heritage Dictionary 4

noun
An instrument that measures the area of a plane figure as a mechanically coupled pointer traverses the perimeter of the figure.

Related Forms:

  • plaˌni·metˈric (plāˌnə-mĕtˈrĭk), plaˌni·metˈri·cal (-rĭ-kəl) adjective
  • plaˌni·metˈri·cal·ly adverb
  • pla·nimˈe·try noun

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