Planimeter

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An integrating device used to measure the area of an irregular figure via tracing its outline.
  2. 2
    a measuring instrument for measuring the area of an irregular plane figure wordnet

Etymology

From plani- + -meter.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.