Word: pitchstone
Part of speech: Noun
Syllables: pitch
stone
Definition: a natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma
Morphemes:
Affix: pitch
Language: en
PoS: Noun
Meaning: Pitchstone; dark acid granitic glass
Affix: stone
Language: en
PoS: Noun
Meaning: A hard earthen substance that can form large rocks.