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agrammatism

[ ey-gram-uh-tiz-uhm, uh-gram- ]
/ eɪˈgræm əˌtɪz əm, əˈgræm- /
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noun Pathology.

a type of aphasia, usually caused by cerebral disease, characterized by an inability to construct a grammatical or intelligible sentence while retaining the ability to speak single words.

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Also called a·gram·ma·pha·sia [ey-gram-uh-fey-zhuh, -zee-uh, uh-gram-], /eɪˌgræm əˈfeɪ ʒə, -zi ə, əˈgræm-/, ag·ram·mat·i·ca [ag-ruh-mat-i-ka], /ˌæg rəˈmæt ɪ kæ/, a·gram·ma·to·lo·gi·a [ey-gram-uh-tl-oh-jee-uh, uh-gram-]. /eɪˌgræm ə tlˈoʊ dʒi ə, əˌgræm-/.

Origin of agrammatism

1880–85; <Greek agrámmat(os) illiterate (a-a-6 + grammat- (stem of grámma letter) + -os adj. suffix) + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for agrammatism

agrammatism
[ ā-grămə-tĭz′əm, ə-grăm- ]

n.

A form of aphasia characterized by the inability to produce a grammatical or intelligible sentence.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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