Lexic.us

Definition of Underclay

1. n. A stratum of clay lying beneath a coal bed, often containing the roots of coal plants, especially the Stigmaria.

2. n. A stratum of clay lying beneath a coal bed, often containing the roots of coal plants, especially the Stigmaria.

Definition of Underclay

1. [n -CLAYS]

Medical Definition of Underclay

1. A stratum of clay lying beneath a coal bed, often containing the roots of coal plants, especially the Stigmaria. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Underclay

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