rock-bed

A child carefully steps across the smooth rock-bed of a shallow stream.

Definition

1. Noun:
   • A foundation of solid rock: "rock-bed" refers to the solid layer of rock that lies beneath the surface soil or loose material, forming a stable foundation.
   • A base or underlying support: In a figurative sense, "rock-bed" can mean a fundamental or unshakable basis for something.

Usage Examples

• Noun:
  • The construction of the bridge required drilling into the rock-bed for stability. (The solid rock layer beneath the ground.)
  • The rock-bed of his philosophy is a deep respect for nature. (The fundamental, unshakable basis of his philosophy.)

Advanced Usage

• "rock-bed of truth": a metaphor for a fundamental, unchanging truth or principle.
  • In science, experimental evidence forms the rock-bed of knowledge. (The essential, foundational truth.)

Variants and Related Words

• Rock-bottom (adj/n): the absolute lowest point or level.
  • After the financial crisis, the market hit rock-bottom. (The lowest possible point.)
• Bedrock (n): solid rock underlying loose deposits; also used figuratively for foundational principles.
  • The bedrock of democracy is the rule of law. (The fundamental principle.)

Synonyms

• Foundation: the base on which something stands.
• Substratum: an underlying layer or substance.
• Base: the bottom support of something.

Related Idioms

• "Solid as a rock-bed": extremely stable or reliable.
  • Their friendship is as solid as a rock-bed. (Unshakably dependable.)
• "Strike rock-bed": to reach a fundamental or unyielding point.
  • When negotiations struck rock-bed, they had to start over. (Reached an immovable impasse.)