volcanic

1 of 2

adjective

vol·​ca·​nic väl-ˈka-nik How to pronounce volcanic (audio)
vȯl-
also -ˈkā-
Synonyms of volcanicnext
1
a
: of, relating to, or produced by a volcano
b
: characterized by volcanoes
a volcanic range
c
: made of materials from volcanoes
2
: explosively violent : volatile
volcanic emotions
volcanically
väl-ˈka-ni-k(-ə)lē How to pronounce volcanic (audio)
vȯl-
also -ˈkā-
adverb

volcanic

2 of 2

noun

: a volcanic rock

Examples of volcanic in a Sentence

Adjective a man with a volcanic temper that could go off at any moment
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Between 2,000 and 15,000 years ago, eight major volcanic eruptive periods occurred, forming the deep cracks, craters, and lava fields currently found in Craters of the Moon National Monument and Preserve. Josh Laskin, Travel + Leisure, 3 July 2026 Experienced vine dressers weave the canes into basket-like forms that rest close to the island’s volcanic soil, protecting grapes from wind and harsh conditions. Noel Burgess, Forbes.com, 1 July 2026
Noun
At first glance, the islands hardly look like paradise: volcanic, windswept, and almost prehistoric. Carla Vianna, Condé Nast Traveler, 27 Apr. 2026 Afternoon: hike Mount Tabor Park, built on an extinct volcanic cinder cone with skyline views and walking trails. Lauren Schuster, Miami Herald, 16 Apr. 2026 See All Example Sentences for volcanic

Word History

First Known Use

Adjective

1776, in the meaning defined at sense 1a

Noun

1801, in the meaning defined above

Time Traveler
The first known use of volcanic was in 1776

Browse Nearby Words

Cite this Entry

“Volcanic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/volcanic. Accessed 5 Jul. 2026.

Kids Definition

volcanic

adjective
vol·​ca·​nic
väl-ˈkan-ik
vȯl-
also -ˈkān-
1
a
: of, relating to, or produced by a volcano
a volcanic eruption
b
: made of materials from volcanoes
volcanic dust
2
: explosively violent
a volcanic rage

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