Synonyms and Antonyms of initiator
a person who establishes a whole new field of endeavor
- As the initiator of printing from movable type, Gutenberg revolutionized people's access to written language.
author, begetter, creator, establisher, father, founder, founding father, generator, inaugurator, instituter (or institutor), originator, sire
conceiver, contriver, designer, deviser, formulator, innovator, introducer, inventor, spawner
builder, maker, producer
developer, pioneer, researcher, researchist
encourager, galvanizer, inspiration, inspirer