The term "numerous exhibitions" means there have been a large number of public displays or presentations of something, such as art, products, or ideas. Full definition
Similar and related words and phrases are presented below.
His work has been included in numerous exhibitions in several states over the past few years. (wonderroot.org)
The rest of the 2018 program is still coming together, but it will feature numerous exhibitions including a series of of videos and performances by women - identified artists. (humorandtheabject.com)
The artist has been the subject of numerous exhibitions worldwide. (fraenkelgallery.com)