/ˈver.ə.t̬ə.bəl/
(used to emphasize how great or unusual something is by comparing it to something else):
If current projections hold, Montgomery County will experience a veritable explosion in its school-age population (= it will have many more students).

My garden had become a veritable jungle by the time I came back from holiday.
The normally sober menswear department is set to become a veritable Kaleidoscope of colour this season.