intoxication Definition

1. A condition in which certain centres in the brain are affected by alcohol (or other drugs), gases, heavy metals or other toxic substances. It is characterized by impaired intellectual ability, confusion, unsteady walking, etc.

Thesaurus: drunkenness, inebriation, insobriety, tipsiness; Antonym: sobriety.
2. Discomfort in the abdomen caused by difficulty in digesting food

Thesaurus: excitement, euphoria, elation, exhilaration, infatuation.