Helminthite Hel*min"thite, n. [Gr. ?, ?, a worm.] (Geol.) One of the sinuous tracks on the surfaces of many stones, and popularly considered as worm trails. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • helminthite — helˈminthite Geol. [f. as prec. + ite.] ‘Applied to those long sinuous tracks so common on the surfaces of many flaggy sandstones, and which are usually considered as worm trails’ (Page Hand bk. Geol. Terms 1859) …   Useful english dictionary

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