noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The acquisition of new knowledge from observation and experience, and from inferring relationships between known things. uncountable

Etymology

Coined around 1923 by Charles Spearman in The nature of intelligence and the principles of cognition, from noetic + -genesis.

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