Crustal
Pronunciation
- UK IPA: /ˈkɹʌstəl/
Full definition of crustal
Adjective
crustal
- Of, pertaining to, or forming a crust, especially the crust of the Earth or other planet etc.
- 2003, Bill Bryson, A Short History of Nearly Everything, BCA, p. 189:The hope was to lower a drill through over 4,000 metres of Pacific Ocean water off the coast of Mexico and drill some 5,000 metres through relatively thin crustal rock.