(idea) by bozon Sat Nov 13 1999 at 10:27:28

a geologic process in which one crustal plate descends below the edge of the other, feeding crustal material into the mantle

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(idea) by Queequeg Tue Nov 07 2000 at 0:36:43
Is the main cause of volcanoes.
As one plate slides underneath the other, the plate begins to melt and hot magma comes to the surface to create volcanoes.
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(definition) by Webster 1913 Wed Dec 22 1999 at 3:32:10

Sub*duc"tion (?), n. [L. subductio.]

1.

The act of subducting or taking away.

Bp. Hall.

2.

Arithmetical subtraction.

Sir M. Hale.

 

© Webster 1913.

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