seismic

C2 Topic:Describing Qualities

US /ˈsaɪzmɪk/ See IPA manual

Freq #19798

Meanings

1

adj
Relating to or caused by earthquakes.

Scientists recorded unusual seismic activity near the volcano.
2

adj
Having a very large or far-reaching effect.

The election result brought a seismic shift in the country's politics.

Thesaurus

Synonyms

1 adj · relating to or caused by... seismal

Word family

Derived forms anaseismicantiseismicarchaeoseismicaseismicasteroseismicastroseismicbradyseismiccoseismichelioseismicinterseismicisoseismicmacroseismic

Appears in

Phrases (1)

See all

seismic disturbance
a shaking or movement of the Earth's crust

Adjective + noun

Etymology

Based on Ancient Greek σεισμός (seismós, “shaking, earthquake”) + -ic, equivalent to seismo- + -ic.

σεισμός Ancient Greek

View etymology graph ->

Topics

Describing Qualities Word Formation & Derivatives

External links

# seismic

**Type:** Word
**Level:** C2
**Part of speech:** adj
**IPA (US):** /ˈsaɪzmɪk/
**Frequency rank:** 19798

## Meanings
1. Relating to or caused by earthquakes.
2. Having a very large or far-reaching effect.

## Examples
- Scientists recorded unusual seismic activity near the volcano.
- The election result brought a seismic shift in the country's politics.

## Derived Forms
- anaseismic
- antiseismic
- archaeoseismic
- aseismic
- asteroseismic
- astroseismic
- bradyseismic
- coseismic
- helioseismic
- interseismic
- isoseismic
- macroseismic

## Roots and Affixes
- Root: σεισμός

## Etymology
Based on Ancient Greek σεισμός (seismós, “shaking, earthquake”) + -ic, equivalent to seismo- + -ic.

## AI Etymology
Seismic is based on Ancient Greek σεισμός (seismós, “shaking, earthquake”) + -ic, equivalent to seismo- + -ic. The analysis is mainly morphological: the modern adjectival form is built from the named base and affix. Important recorded forms include σεισμός (Ancient Greek). Current senses include relating to or caused by earthquakes and having a very large or far-reaching effect. The wider family includes derived forms such as anaseismic, antiseismic, archaeoseismic, aseismic, and asteroseismic.

## Topics
- Describing Qualities
- Word Formation & Derivatives

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