[ op-tuh-miz-uhm ]
/ ˈɒp təˌmɪz əm /
a disposition or tendency to look on the more favorable side of events or conditions and to expect the most favorable outcome.
the belief that good ultimately predominates over evil in the world.
the belief that goodness pervades reality.
the doctrine that the existing world is the best of all possible worlds.
Words nearby optimism
OTHER WORDS FROM optimisman·ti·op·ti·mism, nouno·ver·op·ti·mism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for overoptimism (1 of 2)
/ (ˌəʊvərˈɒptɪˌmɪzəm) /
excessive hopefulness or confidence
British Dictionary definitions for overoptimism (2 of 2)
/ (ˈɒptɪˌmɪzəm) /
the tendency to expect the best and see the best in all things
the doctrine of the ultimate triumph of good over evil
the philosophical doctrine that this is the best of all possible worlds
Derived forms of optimismoptimist, nounoptimistic or optimistical, adjectiveoptimistically, adverb
Word Origin for optimism
C18: from French optimisme, from Latin optimus best, superlative of bonus good
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012