dematerialize
verb [ T ]
STOCK MARKET, FINANCE (UK also dematerialise) uk/ˌdiːməˈtɪəriəlaɪz/ usto replace certificates (= paper documents) by a system in which shares, etc. are bought, sold, and stored electronically:
The investor can dematerialize only those certificates that are already registered in his name.
dematerialization
noun [ U ] (UK also dematerialisation)
the dematerialization of securities
dematerialized
adjective (UK also dematerialised)
An investor has the option to hold shares either in physical or in dematerialized form.