1. (psychoanalysis) the governing principle of the id; the principle that an infant seeks gratification and fails to distinguish fantasy from reality
   - pleasure principle, pleasure-pain principle

Type of: principle

• epicyclical
• epicycloid
• epideictic
• epideictic oratory
• epideictical
• epidemic
• epidemic cholera
• epidemic disease
• epidemic encephalitis
• epidemic hysertia
• epidemic meningitis
• epidemic myalgia
• epidemic parotitis
• epidemic pleurodynia
• epidemic roseola
• epidemically
• epidemiologic
• epidemiological
• epidemiologist
• epidemiology
• epidemy
• epidendron
• Epidendrum
• Epidendrum tampense
• Epidendrum venosum