As an adjective theoretical
is of or relating to theory; abstract; not empirical.
As a noun pyrolite is
a theoretical rock considered to be the best approximation of the composition of Earth's upper mantle, generally considered to be one part tholeiitic basalt and three parts dunite.
theoretical
English
Adjective
(
en adjective)
Of or relating to theory; abstract; not empirical.
Derived terms
* intertheoretical
* intratheoretical
* nontheoretical
Coordinate terms
* practical
pyrolite
English
Noun
(
wikipedia pyrolite)
A theoretical rock considered to be the best approximation of the composition of Earth's upper mantle, generally considered to be one part tholeiitic basalt and three parts dunite.
Related terms
* pyrolitic