Main Entry: spec·u·la·tive

Pronunciation: \ˈspe-kyə-lə-tiv, -ˌlā-\

Function: adjective

Date: 14th century

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>

— spec·u·la·tive·ly adverb