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Magma - Meaning, Definition & English Examples

Magma is molten rock beneath the Earth's surface, formed by intense heat and pressure. When it erupts from a volcano, it becomes lava. Magma plays a key role in shaping the Earth's crust.

magma

/ˈmæɡmə/ /ˈmæɡmə/

Definition:

Molten rock beneath Earth's surface, capable of erupting as lava.

Synonyms:

lava, molten rock, igneous material

Part of Speech:

noun

Antonyms:

solid rock, ice

Common Collocations:

volcanic magma, magma chamber, magma flow, molten magma

Derivatives:

magmatic, magmatism

Usage Tips:

Use "magma" to describe underground molten rock; "lava" refers to it after eruption.

Common Phrases:

magma chamber, magma flow, molten magma

Etymology:

From Greek "mágma," meaning thick unguent or paste, later adapted for geology.

Examples:

  • 1. The volcano's magma rose steadily toward the surface.
  • 2. Scientists study magma to predict eruptions more accurately.
  • 3. Magma cools slowly underground to form granite.
  • 4. The heat from the magma melted surrounding rocks.

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