Definition of "rationalisation"

rationalisation

noun
countable and uncountable, plural rationalisations
1. (British spelling) alternative spelling of rationalization
  Quotations
  My trip along the rest of the line is delightful. It's yet another route that has recovered from previous rationalisation by having tracks and platforms reinstated in recent years.
  2020 December 2, Paul Bigland, “My weirdest and wackiest Rover yet”, in Rail, page 67