Theorist

//ˈθɪəɹɪst// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Someone who constructs theories, especially in the arts or sciences.

    "Some of the most beautiful and thus appealing physical theories, including quantum electrodynamics and quantum gravity, have been dogged for decades by infinities that erupt when theorists try to prod their calculations into new domains."

  2. 2
    someone who theorizes (especially in science or art) wordnet

Synonyms

All synonyms
theoreticiantheorisertheorizerdoctrinairedreameridealogue

Example

More examples

"As a conspiracy theorist, Tom is always in a certain amount of danger."

Etymology

From theory + -ist.

Related phrases

A-theoristB-theoristchaos theoristcoincidence theoristconspiracy theoristgame theoristgap theoristgraph theoristgroup theoristnumber theoristrepresentation theoristring theorist

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.