Learn how to say Preparatory correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word preparatory:
serving as or carrying out preparation for a task or undertaking:
more preparatory work is needed
British relating to education in a prep school:
as a preparation for:
she applied her make-up preparatory to leaving
late Middle English: from late Latin praeparatorius, from praeparat- ‘made ready beforehand’, from the verb praeparare (see prepare)