a message expressing an opinion based on incomplete evidence

[ Syn: guess , conjecture , supposition , surmise , surmisal , hypothesis ]

a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence); speculations about the outcome of the election; he dismissed it as mere conjecture

[ Syn: conjecture ]

an investment that is very risky but could yield great profits; he knew the stock was a speculation when he bought it

[ Syn: venture ]

continuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse nature; the habit of meditation is the basis for all real knowledge

[ Syn: meditation ]