| anarthria | Loss of the power of articulate speech. See: aphasia, alexia, dysarthria. Origin: G. Fr. An-anthos, without joints; (of sound) inarticulate (05 Mar 2000) |
|---|---|
| ataxic dysarthria | Dysarthria caused by cerebellar lesions. (05 Mar 2000) |
| rigid dysarthria | Dysarthria caused by lesions along the corticobulbar tracts. Synonym: rigid dysarthria. (05 Mar 2000) |
| hyperkinetic dysarthria | Dysarthria caused by chorea and myoclonus. (05 Mar 2000) |
| hypokinetic dysarthria | Dysarthria caused by the rigid types of extrapyramidal disease. (05 Mar 2000) |
| spastic dysarthria | Dysarthria caused by lesions along the corticobulbar tracts. Synonym: rigid dysarthria. (05 Mar 2000) |
| dysarthria | <clinical sign, neurology> Imperfect articulation of speech due to disturbances of muscular control which result from damage to the central or peripheral nervous system. Origin: Gr. Arthroun = to utter distinctly (18 Nov 1997) |
| dysarthria literalis | Seldom used term for stammering. (05 Mar 2000) |
| dysarthria syllabaris spasmodica | Seldom used term for stuttering. (05 Mar 2000) |
| lower motor neuron dysarthria | Dysarthria caused by dysfunction of the motor nuclei and the lower pons or medulla, or other neural connections, central and peripheral to the muscles of articulation. (05 Mar 2000) |
| abstracting and indexing | Shortening or summarizing of documents; assigning of descriptors for referencing documents. (12 Dec 1998) |
| academies and institutes | Organizations representing specialised fields which are accepted as authoritative; may be non-governmental, university or an independent research organization, e.g., national academy of sciences, brookings institution, etc. (12 Dec 1998) |
| accounts payable and receivable | Short-term debt obligations and assets occurring in the regular course of operational transactions. (12 Dec 1998) |
| aged, 80 and over | A person 80 years of age and older. (12 Dec 1998) |
| algae and fungi | Algae represent a group of spore-propagating plants, unicellular or undifferentiated into root, stem, and leaf. They include seaweed and many unicellular fresh water plants, most of which contain chlorophyll. They account for about 90% of the earth's photosynthetic activity. Fungi are eukaryotic, heterotrophic organisms that live as saprobes or parasites and include mushrooms, yeasts, smuts, molds, etc. They lack chlorophyll. (12 Dec 1998) |