tufa
tu·fa
noun \ˈtü-fə, ˈtyü-\Definition of TUFA
1
: tuff
2
: a porous rock formed as a deposit from springs or streams; specifically : travertine
— tu·fa·ceous \tü-ˈfā-shəs, tyü-\ adjective
Origin of TUFA
Italian tufo, from Latin tofus
First Known Use: 1770
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