Accretion

Meaning

The gradual accumulation or growth of something by the addition of layers or matter over time

Origin / Etymology

Latin accretio, from accrescere (to grow, increase)

Synonyms

Accumulation Build-up Aggregation

Antonyms

Erosion Depletion Diminution

Example Sentence

"Earth accreted from materials in the inner solar system that already contained hydrous minerals, supporting the endogenous theory of water origin."

🎯 UPSC Usage

Use in GS-1 (Geography) answers on planetary formation, Earth interior, and geological processes. Also applicable in economic contexts for gradual build-up of reserves or assets.

Relevant Subjects

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