overburden

Alternative forms

 * overburthen

Etymology
From.

Verb

 * 1) To overload or overtax.

Translations

 * Bulgarian:
 * Gothic: 𐌰𐌽𐌰𐌺𐌰𐌿𐍂𐌾𐌰𐌽
 * Hungarian:

Noun

 * 1)   The rock and subsoil that lies above a mineral deposit such as a coal seam.
 * 2)  A sterile stratum that lies above the stratum being investigated
 * 1)  A sterile stratum that lies above the stratum being investigated
 * 1)  A sterile stratum that lies above the stratum being investigated