superposition

Meanings

1. 1
   noun

   the geologic principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest

   Using superposition, the geologist could see that the igneous rock was the oldest.

2. 2
   noun

   the placement of one thing on top of another

3. 3
   noun

   (geometry) the placement of one object ideally in the position of another one in order to show that the two coincide

4. 4
   noun

   (geology) the deposition of one geological stratum on another

From French superposition.

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