The New York Stock Exchange started out as a coffee house.
nontrivial (comparative more nontrivial, superlative most nontrivial)
Not trivial.
(mathematics) Not obvious or easy to prove; sometimes specifically involving at least one non-zero value.
(computing) Needing significant computing power to solve; intractable.
Source: Wiktionary
15 November 2024
(adverb) involving the use of histology or histological techniques; “histologically identifiable structures”
The New York Stock Exchange started out as a coffee house.