meliorist
me·lio·rist
noun
Origin
From Latin melior (“better”) and English -ist. Reportedly coined by British author George Eliot in her letters, published in 1877.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.