Word Study
Tufa
WORDNET DICTIONARY
Noun Tufa has 2 senses
- tufa(n = noun.substance) calc-tufa - a soft porous rock consisting of calcium carbonate deposited from springs rich in lime; Array is a kind of rock, stone
- tufa(n = noun.substance) tuff - hard volcanic rock composed of compacted volcanic ash; Array is a kind of volcanic rock
OXFORD DICTIONARY
Tufa, n.
1 a porous rock composed of calcium carbonate and formed round mineral springs.
2 = TUFF.
1 a porous rock composed of calcium carbonate and formed round mineral springs.
2 = TUFF.
Derivative
tufaceous adj.
Etymology
It., var. of tufo: see TUFF
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