WordReference Random House Unabridged Dictionary of American English © 2026
space′ inver′sion, [Physics.]
  1. Physicsthe mathematical operation of reversing the directions of all three space coordinates. Symbol: P Also called parity operation, space reflection. 

'space inversion' also found in these entries (note: many are not synonyms or translations):
CPT theorem - P, p - parity operation - space reflection

Forum discussions with the word(s) "space inversion" in the title:


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