| Term | Definition |
| syntax | concerns the structure of a sentence; the meaning of a sentence revealed by the particular morphemes it contains, but sentence meaning is more than a sum of the meanings of the morphemes |
| Broca's aphasia | speech output is effortful and laborious, poorly articulated; monotone delivery; many speech errors on singles sounds and words; reduction in phrase/sentence length; agrammatism, asyntactic comprehension |
| agrammatism | simplification of grammatical constructions |
| asyntactic comprehension | grammatical deficiencies extending to comprehension |
| Wernicke's Aphasia | a deficit in the representation of the auditory word form; spontaneous speech if fluently articulated, but meaningless; numerous speech errors; impaired auditory comprehension, reading, writing, very poor repetition abilities |
| paragraphasias | phonemic and verbal errors |
| neologisms | jargon |
| clinical diagnosis of Broca's aphasia | non-fluent, yet lesion damage in areas not thought to compromise fluency |
| clinical diagnosis of Wenicke's aphasia | fluent speech and poor comprehension |
| syntactic categories | constituents (of a sentence) that can be substituted for one another without loss of grammaticality |
| noun phrase | can function either as a subject or object; your syntactic knowledge can tell you what are the syntactic categories |
| verb phrase | always contain a verb, which may be followed by a NP |