Psychoanalysis. the second stage of psychosexual development during which the child, usually at two years of age, becomes preoccupied with defecation.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
In psychoanalytic theory, the stage of psychosexual development occurring early in life, usually around the second year, when a child's activities, interests, and concerns are centered around the expulsion and retention of feces.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.