As nouns the difference between pyrology and myrology
is that pyrology is (dated) the scientific study of the effects of heat or flame, often in regards to explosives or chemical compounds while myrology is a dirge sung over a grave in greece.
pyrology
English
Noun
(-)
(dated) the scientific study of the effects of heat or flame, often in regards to explosives or chemical compounds.
myrology
English
Noun
(myrologies)
A dirge sung over a grave in Greece.