Duology

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A series comprising two parts, particularly in genre fiction. nonstandard

Etymology

Coined based on Latin duo (“two”) + Ancient Greek λόγος (lógos, “word”).

Related phrases

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