Last modified on 5 November 2012, at 01:59
From crust + -al.
crustal (comparative more crustal, superlative most 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.