TRAP'-TUFF, noun Masses of basalt, amygdaloid, hornblend, sandstones, etc., cemented.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI
Founding-era definition · Webster's 1828 American Dictionary
TRAP'-TUFF, noun Masses of basalt, amygdaloid, hornblend, sandstones, etc., cemented.
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