sial
Definition from Wiktionary, the free dictionary
See also SiAl
Contents |
English [edit]
Alternative forms [edit]
Etymology [edit]
Blend of Si and Al From Translingual Si (silicon) + Al (aluminium)
Noun [edit]
sial (uncountable)
- (geology) The rocks rich in silicon and aluminum that form the upper layer of the earth's crust, which lies beneath all continental landmasses.