volcanic
gb/vɑlkˈænɪk/ us/vɑlkˈænɪk/
B2
English
~ 8700
Senses
0 senses
adjective
B2
property
1
relating to volcanoes or eruptions
Connected with volcanoes or how they erupt and behave.
Usage pattern:
volcanic [noun]
Common mistake:
Learners sometimes say *"volcano activity"* or *"volcano eruption"* instead of the correct adjective + noun pattern *"volcanic activity"* or *"volcanic eruption"*. Another mistake is using *"volcanic"* to mean just "hot" in everyday situations (e.g., *"the tea is volcanic"*), which sounds unnatural unless you are speaking very figuratively and strongly.
Synonyms
volcano-related (A descriptive phrase that directly states the connection to volcanoes, often used in non-technical writing.)
|
igneous (More technical and usually used in geology, especially for rocks rather than general phenomena.)
Antonyms
non-volcanic (Describes areas or phenomena not involving volcanoes or volcanic processes.)
|
tectonic (In earth science, often contrasts processes mainly caused by plate movement rather than eruptions.)
Collocations
volcanic activity
|volcanic eruption
|volcanic region
|volcanic crater
|volcanic gases
|volcanic landscape
Themes
science
|geography
|nature
Examples
- The region has shown increased volcanic activity over the past decade.
- Scientists are monitoring the volcanic gases escaping from the crater.
- Volcanic eruptions can disrupt air travel for thousands of miles.
- The country sits on a major volcanic belt around the Pacific Ocean.
- Volcanic landscapes can be both beautiful and dangerous.
Learner examples
- This country has many volcanic mountains.
- Volcanic activity in the area is very strong now.
- Volcanic eruptions can be very dangerous for people.
- We watched a video about volcanic islands in class.
- The city is close to a large volcanic region.
adjective
B2
property
2
made of or produced by lava/ash
Made from rock, ash, or other material that came out of a volcano.
Usage pattern:
volcanic [material/feature]
Common mistake:
Learners may confuse this with the more general sense "related to volcanoes" and not realize it focuses on what something is made of. They might also say *"volcano rock"* instead of the standard term *"volcanic rock"*.
Synonyms
igneous (Technical geology term usually for rocks formed from cooled magma or lava; less common in everyday speech.)
|
lava-formed (Descriptive phrase that clearly shows the material comes from lava, but is less standard as a fixed term.)
Antonyms
sedimentary (Geological term for rocks formed from compressed sediment, contrasting with rock formed from volcanic material.)
|
non-volcanic (General term for materials and landforms not created by volcanic eruptions.)
Collocations
volcanic rock
|volcanic ash
|volcanic soil
|volcanic glass
|volcanic deposits
|volcanic island
Themes
science
|geography
|nature
Examples
- The island is made almost entirely of volcanic rock.
- Volcanic ash covered the nearby towns after the eruption.
- Farmers value the rich volcanic soil for growing crops.
- Obsidian is a type of natural volcanic glass.
- Thick layers of volcanic deposits show that the area erupted many times in the past.
Learner examples
- The beach is full of black volcanic rock.
- Volcanic ash fell on the cars and houses.
- Plants grow well in this dark volcanic soil.
- They walked across an old volcanic field.
- This island was created by volcanic material from the sea floor.
adjective
C1
property
3
sudden, extremely intense emotions
Showing very strong and sudden feelings, especially anger, like an explosion.
Usage pattern:
volcanic [temper/emotion/outburst]
Common mistake:
Learners sometimes think *"volcanic"* here means simply "hot" or "warm". In this figurative use, it suggests very strong, sudden, and hard-to-control emotion, usually negative like anger. It is not used for mild feelings.
Synonyms
explosive (Very close in meaning for emotions, but can also refer to physical explosions or rapid growth.)
|
fiery (Similar emotional intensity, but can also suggest warmth, enthusiasm, or passion, not only anger.)
Antonyms
calm (Describes a person or mood that is relaxed and not easily angered.)
|
mild-mannered (Describes someone whose behavior and emotions are gentle and controlled, the opposite of "volcanic" in this sense.)
Collocations
volcanic temper
|volcanic rage
|volcanic outburst
|volcanic passion
|volcanic argument
Themes
emotions
|personality
|core_vocabulary
Examples
- He was known for his volcanic temper in the office.
- Her volcanic outburst shocked everyone at the meeting.
- The novel explores the hero’s volcanic passions and jealousies.
- After years of silence, their conflict finally erupted in a volcanic argument.
- His volcanic rage made it hard for anyone to speak to him.
Learner examples
- He has a volcanic temper and gets angry very fast.
- They had a volcanic argument and shouted for an hour.
- Her volcanic emotions were hard to control.
- The actor is famous for his volcanic energy on stage.
- I try to stay calm, but sometimes my feelings are almost volcanic.
Grammar
Dictionary form
volcanic
IPA
GB/vɑlkˈænɪk/
US/vɑlkˈænɪk/
Syllables & stress
vol - can - ic (3 syllables)
Stress on 2nd syllable (can)
Word forms
Adjective
- Base: volcanic
Word family
Core family
volcano
noun B1
volcanically
adverb
Negative and opposite forms
nonvolcanic
adjective
Advanced or less common
volcanology
noun
volcanologist
noun
volcanism
noun
Expressions
volcanic activity
1/vɑlkˈænɪk æktˈɪvɪti/
fixed phrase
ongoing processes in a volcano
All the movements and changes in and around a volcano, such as small explosions, gas release, and eruptions.
Examples
- Increased volcanic activity has been recorded near the mountain.
- The research station constantly measures volcanic activity in the region.
volcanic ash
1/vɑlkˈænɪk ˈæʃ/
fixed phrase
fine particles from an eruption
Very small pieces of rock and dust that come out of a volcano during an eruption and can travel through the air.
Examples
- The city was covered in volcanic ash after the explosion.
- Volcanic ash can damage airplane engines and is dangerous for flights.
volcanic eruption
1/vɑlkˈænɪk ɪɹˈʌpʃən/
fixed phrase
explosive event when volcano erupts
An event when a volcano explodes or opens and sends out lava, ash, and gases.
Examples
- The volcanic eruption sent a cloud of ash high into the atmosphere.
- Scientists warned that another volcanic eruption could happen within days.
volcanic island
1/vɑlkˈænɪk ˈaɪlənd/
fixed phrase
island created by volcanoes
An island that was created by lava and rock from one or more volcanoes, usually rising from the sea floor.
Examples
- Japan is made up of many volcanic islands.
- The small volcanic island appeared after an undersea eruption.
volcanic rock
1/vɑlkˈænɪk ɹˈɑk/
fixed phrase
rock formed from lava
Rock that is made from lava or magma that cooled and became solid after coming from a volcano.
Examples
- The cliffs are made of dark volcanic rock.
- Tourists collected small pieces of volcanic rock from the beach.
volcanic temper
1/vɑlkˈænɪk tˈɛmpɚ/
fixed phrase
very sudden, violent anger
A way to describe a person who gets very angry very quickly and very strongly.
Examples
- My boss has a volcanic temper, so everyone is careful not to upset him.
- Despite his volcanic temper, he is kind when he is calm.