As a verb lava
is to wash.
As a noun allotriomorph is
(geology) a mineral that did not develop its otherwise typical external crystal form because of late crystallization between earlier formed crystals, typical of matrix minerals in rapidly crystallizing volcanic lavas and shallow igneous intrusions.
lava
Noun
The melted rock ejected by a volcano from its crater or fissured sides.
(informal, proscribed) Magma.
Usage notes
Geologists make a distinction between magma (molten rock underground) and lava (molten rock on the surface).
Derived terms
* lava lamp
* lava millstone
* lava ware
See also
* aa
* pahoehoe
Anagrams
*
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allotriomorph
English
Noun
(
en noun)
(geology) A mineral that did not develop its otherwise typical external crystal form because of late crystallization between earlier formed crystals, typical of matrix minerals in rapidly crystallizing volcanic lavas and shallow igneous intrusions.
Synonyms
* xenomorph
Derived terms
* allotriomorphic