optimistic

[ op-tuh-mis-tik ]
/ ˌɒp təˈmɪs tɪk /

adjective

disposed to take a favorable view of events or conditions and to expect the most favorable outcome.
reflecting a favorable view of events and conditions and the expectation of a positive outcome; demonstrating optimism: an optimistic plan.
of or relating to optimism.
Sometimes op·ti·mis·ti·cal.

Origin of optimistic

First recorded in 1840–50; optimist + -ic

OTHER WORDS FROM optimistic

Words nearby optimistic

optics, optimal, optime, optimism, optimist, optimistic, optimization, optimize, optimum, optimum dose, optimum population

British Dictionary definitions for overoptimistic

overoptimistic
/ (ˌəʊvərˌɒptɪˈmɪstɪk) /

adjective

excessively optimistic