What does "familiarisation" mean?

Alternative spelling of familiarization.

What is a synonym for "familiarisation"?

Common synonyms include: familiarization.

noun

noun ·Rare ·Advanced level

Noun

1
Alternative spelling of familiarization. UK, alt-of, alternative, countable, uncountable
"The timetable on other lines has been temporarily reduced to allow for driver and guard familiarisation."
2
the experience of becoming familiar with something wordnet

"The timetable on other lines has been temporarily reduced to allow for driver and guard familiarisation."

From familiar + -isation.