noun · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
UK:/ˈmiːlɪəɹɪz(ə)m/
1
noun
Meaning 1
The view or doctrine that the world can be improved through human effort (often understood as an intermediate outlook between optimism and pessimism).
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
the belief that the world can be made better by human effort
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: belief
History
Etymology
From Latin melior (“better”) + -ism. Reportedly coined by British author George Eliot in her letters, published in 1877.
Across languages
Translations
2 source translations are retained for this English entry.
Russian:
мелиори́зм
(meliorízm)
— the view that the world can be improved through human effort
Spanish:
Mejorismo
— the view that the world can be improved through human effort