noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The philosophical discourse on "The One" that appears most notably in the philosophy of Plotinus. uncountable

Etymology

From the oblique/combining form of Ancient Greek εἷς (heîs, “one”) (genitive singular ἑνός (henós)) + -logy.

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