- having catatonia, a syndrome characterized by muscular rigidity and mental stupor: The schizophrenic remained in a catatonic state.
- appearing to be in a daze or stupor; unresponsive: She had the catatonic expression of an avant-garde model.
- a person who suffers from catatonia.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Word Origin and History for catatonically
Online Etymology Dictionary, © 2010 Douglas Harper