a point in time, event, or experience when one has a sudden insight or realization: My aha moment was when I put on my shorts from last summer and they didn’t fit.
Words nearby aha moment
Origin of aha moment
from the expression aha, used to signal sudden awareness or comprehension
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for aha moment
an instant at which the solution to a problem becomes clear
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012