Definition of Tufa
1. Noun. A soft porous rock consisting of calcium carbonate deposited from springs rich in lime.
2. Noun. Hard volcanic rock composed of compacted volcanic ash.
Definition of Tufa
1. a porous limestone [n -S]
Medical Definition of Tufa
1.
A soft or porous stone formed by depositions from water, usually calcareous; called also calcareous tufa.
A friable volcanic rock or conglomerate, formed of consolidated cinders, or scoria.
Origin: It. Fufo soft, sandy stone, L. Tofus, tophus. Cf. Tofus, Toph, and Tophin.
Source: Websters Dictionary
(01 Mar 1998)
Lexicographical Neighbors of Tufa
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