adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A person who has an encyclopedic knowledge.

   "This is how Alzheimer's transforms encyclopedians into vegetables, how Parkinson's immobilizes triatheletes."

Adjective

1. 1
   Encyclopedic; embracing the whole circle of learning, or a wide range of subjects. not-comparable

Synonyms

All synonyms

encyclopediacencyclopediacencyclopediacalencyclopediacalencyclopedialencyclopedial

Example

More examples

"This is how Alzheimer's transforms encyclopedians into vegetables, how Parkinson's immobilizes triatheletes."

Etymology

From encyclopedia + -an.

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