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
Related formsop·ti·mis·ti·cal·ly, adverban·ti·op·ti·mis·tic, adjectivean·ti·op·ti·mis·ti·cal, adjectivean·ti·op·ti·mis·ti·cal·ly, adverbnon·op·ti·mis·tic, adjectivenon·op·ti·mis·ti·cal, adjectivenon·op·ti·mis·ti·cal·ly, adverbo·ver·op·ti·mis·tic, adjectiveo·ver·op·ti·mis·ti·cal·ly, adverbpre·op·ti·mis·tic, adjectivesem·i·op·ti·mis·tic, adjectivesem·i·op·ti·mis·ti·cal·ly, adverbsu·per·op·ti·mis·tic, adjectiveun·op·ti·mis·tic, adjectiveun·op·ti·mis·ti·cal, adjectiveun·op·ti·mis·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for optimistic

Contemporary Examples of optimistic

Historical Examples of optimistic

  • Mechanically, you raise your hand to lift away your optimistic spectacles.

  • Hope it will work out all right; and am inclined to be optimistic.

    It Happened in Egypt

    C. N. Williamson

  • "That is only nerves," said Cornish, who was ever optimistic and cheerful.

    Roden's Corner

    Henry Seton Merriman

  • And he is so optimistic and willing, and his notes are so golden with the yellow of sunshine!

    The Forest

    Stewart Edward White

  • Giving my opinion as a lawyer, I could not take an optimistic view of the matter.

    Lotus Buds

    Amy Carmichael

Word Origin and History for optimistic

1845, from optimist + -ic. Related: Optimistical (1809); optimistically.

Online Etymology Dictionary, © 2010 Douglas Harper