agrammatica

agrammatism

[ey-gram-uh-tiz-uhm, uh-gram-]
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.
Also called agrammaphasia [ey-gram-uh-fey-zhuh, -zee-uh, uh-gram-] , agrammatica [ag-ruh-mat-i-ka] , agrammatologia [ey-gram-uh-tl-oh-jee-uh, uh-gram-] .


Origin:
1880–85; < Greek agrámmat(os) illiterate (a- a-6 + grammat- (stem of grámma letter) + -os adj. suffix) + -ism

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American Heritage
Medical Dictionary

agrammatism a·gram·ma·tism (ā-grām'ə-tĭz'əm, ə-grām'-)
n.
A form of aphasia characterized by the inability to produce a grammatical or intelligible sentence.

The American Heritage® Stedman's Medical Dictionary
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