noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A faint earth tremor caused by natural phenomena, such as wind.
2. 2
   a small earthquake wordnet

Synonyms

All synonyms

ambient seismic noisebackground seismic signalearth tremormicroquakemicroseismic backgroundminor tremor

Antonyms

All antonyms

macroseismmacroseismic event

Etymology

From micro- + seism.