travertine

POS

Noun

HYPHEN

trav=er=tine

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CIDE DICTIONARY

travertine, n. [F. travertin, It. travertino, tiburtino, L. lapis Tiburtinus, fr. Tibur an ancient town of Latium, now Tivoli.].

A white concretionary form of calcium carbonate, usually hard and semicrystalline. It is deposited from the water of springs or streams holding lime in solution. Extensive deposits exist at Tivoli, near Rome. [1913 Webster]

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OXFORD DICTIONARY

travertine, n. a white or light-coloured calcareous rock deposited from springs.

Etymology

It. travertino, tivertino f. L tiburtinus of Tibur (Tivoli) near Rome