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crustal

American  
[kruhs-tl] / ˈkrʌs tl /

adjective

  1. of or relating to a crust, as of the earth.


crustal British  
/ ˈkrʌstəl /

adjective

  1. of or relating to the earth's crust

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of crustal

1855–60; < Latin crūst ( a ) shell, crust + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Burbery further argues that Dante anticipated ideas connected to terminal velocity and crustal penetration, concepts tied to how extremely large objects behave when colliding with planets.

From Science Daily May 11, 2026

Over the past decade, growing evidence has convinced many researchers that rare earthquakes do originate in the mantle, though they may occur about 100 times less frequently than crustal earthquakes.

From Science Daily Feb. 20, 2026

"The timing and rate of early crustal growth on Earth remains contentious due to the scarcity of very ancient rocks," Ms Boyce said.

From Science Daily Jan. 10, 2026

Further evidence for a north-to-south impact came from studying the moon's topography, crustal thickness, and surface chemistry.

From Science Daily Oct. 12, 2025

At first people called them "crustal blocks" or sometimes "paving stones."

From "A Short History of Nearly Everything" by Bill Bryson

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