adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A line on a chart connecting points of equal density.

Adjective

1. 1
   Of points on a surface, or in a medium: having equal densities. not-comparable

Etymology

From from Ancient Greek ἴσος (ísos, “equal”) + Ancient Greek πυκνός (puknós, “thick”).

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