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Related to logagnosia: nephremphraxis, neostomy, monophasia


A feature of schizophrenia characterised by poverty of speech and/or speech content, blocking, or latency of response. Typically, a patient gives brief and concrete replies to questions and restriction in the amount of spontaneous speech (poverty of speech); sometimes the speech is adequate in amount but conveys little information because it is overly concrete or abstract, repetitive or stereotyped (poverty of content).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


Impaired or absent comprehension or production of, or communication by, speech, writing, or signs; due to an acquired lesion of or injury to a language center of the brain; may be transient if cerebral swelling subsides.
Compare: alalia, aphonia
Synonym(s): alogia (1) , dysphasia, dysphrasia, logagnosia, logamnesia, logasthenia.
[G. speechlessness, fr. a- priv. + phasis, speech]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


(log?ag-no'zh-a, sha) [Gr. logos, word, reason + agnosia]
A type of aphasia in which words are seen but not identified with respect to their meaning.
See: aphasia
Medical Dictionary, © 2009 Farlex and Partners