അർത്ഥം : Produced by or producing fever.
പര്യായപദങ്ങൾ : pyrogenetic, pyrogenous
അർത്ഥം : Produced under conditions involving intense heat.
							ഉദാഹരണം : 
							Igneous rock is rock formed by solidification from a molten state; especially from molten magma.
							Igneous fusion is fusion by heat alone.
							Pyrogenic strata.
							
പര്യായപദങ്ങൾ : igneous, pyrogenous