Motherlode

usgb/ˈmʌðərloʊd/
noun

A major source of a desired resource, especially minerals such as gold.

The miners struck the motherlode and became rich almost overnight.
Visual representation of "motherlode" - A major source of a desired resource, especially minerals such as gold.

Often appears as...

  • motherlode of information
  • strk the motherlode

Usage tips

Neutral

General

Definition 1 of 2
Visual representation of "motherlode"
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Mining

Historically, 'motherlode' is used in the mining industry to denote the main source of a precious mineral.

Illustration for Mining
The Gold Rush led many to seek their own motherlode.
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Metaphorical Use

In a figurative sense, it can describe striking a rich source of information or inspiration.

Illustration for Metaphorical Use
The book was a motherlode of knowledge about the subject.
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Cautious Use

Be mindful that 'motherlode' can sound informal, especially in business contexts.

Illustration for Cautious Use
In formal reports, consider using 'primary source' instead.
Visual representation of the word "Motherlode"

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