speculative
adjective
spec·u·la·tive
| \ ˈspe-kyə-lə-tiv
, -ˌlā-\
, -ˌlā-\
Definition of speculative
1
: involving, based on, or constituting intellectual speculation
also
: theoretical rather than demonstrable
speculative knowledge
2
: marked by questioning curiosity
gave him a speculative glance
3
: of, relating to, or being a financial speculation
speculative stocks speculative venture