adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A line on a map joining points of equal seismic intensity produced by an earthquake.
2. 2
   a line on a map connecting points at which earthquake shocks are of equal intensity. wordnet

Adjective

1. 1
   Being or relating to a line of this kind. not-comparable

Synonyms

All synonyms

isoseist

Etymology

From iso- + seismal.

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