phase space

American  

noun

Physics.

1. a hypothetical space constructed so as to have as many coordinates as are necessary to define the state of a given substance or system.

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Etymology

Origin of phase space

First recorded in 1925–30

Example Sentences

Floating in a boundless inter-dimensional phase space, Strange sees an “S” of earths collapsing into red cosmic dust, headed toward a galactic spire of doom.

From The Guardian • Nov. 2, 2016

This is related to the mathematical construct of a 'caustic', a formal singularity or concentration in phase space.

From Scientific American • Sep. 9, 2015