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optimistic

adjectivecommon in dialogue

  • United Kingdom//ˌɒptɪˈmɪstɪk//
  • Canada//ˌɑptɪˈmɪstɪk//
  • Canada//ˌɑptəˈmɪstɪk//

Expecting the best in all possible ways.

adjective

  1. 1

    Expecting the best in all possible ways.

    in an optimistic mood

    optimistic plans

    took an optimistic view

    Reference was made in the January-February issue to some of the optimistic railway titles of the past, such as the Manchester & Milford, and the Lancashire, Derbyshire & East Coast, neither of which got anywhere near the extremities indicated in their titles during their independent existence.

  2. 2

    Allowing other processes to perform transactions on the same data at the same time, and checking for conflicts only when changes need to be written back.

    optimistic concurrency

    optimistic locking

Etymology

Etymology tree Proto-Indo-European *h₁ep-der. Proto-Indo-European *h₁épsder. Proto-Indo-European *h₁epi Proto-Indo-European *-tm̥mos ? Latin optimus Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Indo-European *-mos Proto-Indo-European *-mós Ancient Greek -μός (-mós) Ancient Greek -ῐσμός (-ĭsmós)bor. Latin -ismusbor. French -isme French optim(isme) ▲ Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)bor. Latin -istabor. French -iste French optimistebor. English optimist Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English optimistic From optimist + -ic.

Forms

comparative
more optimistic
superlative
most optimistic
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).