1.
2.
[syn: principle of superposition, superposition principle, superposition]
3. (geometry) the placement of one object ideally in the position of another one in order to show that the two coincide;
4. the placement of one thing on top of another;
The Collaborative International Dictionary of English v.0.48:
Superposition \Su`per*po*si"tion\, n. [Cf. F. superposition. See
Super-, and Position.]
The act of superposing, or the state of being superposed; as,
the superposition of rocks; the superposition of one plane
figure on another, in geometry.
[1913 Webster]
WordNet (r) 3.0 (2006):
superposition
n 1: (geology) the deposition of one geological stratum on
another
2: (geology) the principle that in a series of stratified
sedimentary rocks the lowest stratum is the oldest [syn:
principle of superposition, superposition principle,
superposition]
3: (geometry) the placement of one object ideally in the
position of another one in order to show that the two
coincide
4: the placement of one thing on top of another