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Pronunciation varies by accent · noun
(mineralogy) An amorphous volcanic glass formed by the hydration of obsidian..
Technical terms like ferrite, perlite, graphite, and hardenite were bandied to and fro, and when Paget glibly brought out such a rare exotic as ferro-molybdenum, Benson forgot that he was a master ship-builder, […]
Use perlite when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Perlite means (mineralogy) An amorphous volcanic glass formed by the hydration of obsidian..
Common synonyms include pearlstone.
The opposite depends on the specific sense.
Technical terms like ferrite, perlite, graphite, and hardenite were bandied to and fro, and when Paget glibly brought out such a rare exotic as ferro-molybdenum, Benson forgot that he was a master ship-builder, […]
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