Vocabulary Spotlight

Accretion

Part of Speech: Noun

Definition: The gradual growth or increase of something, typically through the accumulation of additional layers or matter.

“The scientist observed the accretion of sediment along the riverbank over time.”

Pronunciation

[uh-KREE-shuhn]

Synonyms, Antonyms & Related Words

Synonyms

Accumulation
Build-up
Growth
Increase
Aggregation

Antonyms

Reduction
Erosion
Decrease
Decline
Diminution

Related Words

Accrete
Accumulative
Accrue

Word Origin

“Accretion” derives from the Latin “accretio,” meaning “growth” or “increase,” which is based on “accrēscere,” meaning “to grow.”

Word Family

Noun: Accretion – The process of growth or accumulation.

Verb: Accrete – To grow or accumulate gradually.

Adjective: Accretive – Tending to increase or grow.

Mnemonics

Think “A Creation” – Accretion is the gradual creation or buildup of something over time.

Industry-specific Usage

Geology

In geology, accretion refers to the gradual buildup of sediment or landmasses over millions of years.

Astronomy

Accretion describes how matter gathers to form planets and stars through gravitational forces.

Business

Accretion in finance refers to the gradual increase in assets or growth of investments over time.

In Context

Accretion represents slow but steady progress, highlighting growth through gradual accumulation. It’s used in various fields, from natural sciences to business, to indicate sustained growth or buildup.

Vocabulary Challenges

1. What is a synonym for “Accretion”?

Reduction
Decline
Accumulation
Erosion

‘Accumulation’ is the correct synonym as it represents the gradual buildup of something.

2. Fill in the blank: The _______ of ice on the glacier is a result of years of snowfall.

accretion
decline
reduction
diminution

‘Accretion’ is correct as it describes the gradual buildup of layers of ice.

3. In which context would “accretion” be MOST appropriate?

Sudden loss of assets
Quick erosion of a hillside
Instantaneous increase in stock price
Gradual buildup of land along a riverbank

‘Gradual buildup of land along a riverbank’ is correct as accretion refers to slow, natural accumulation.