| path | A road or way; the course taken by an electric current or by nervous impulses. See: pathway. Origin: A.S. Paeth (05 Mar 2000) |
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| path analysis | A mode of analysis involving assumptions about the direction of causal relationships among linked sequences and configurations of variables. (05 Mar 2000) |
| path function | <chemistry> A property that is dependent on the path taken. (09 Jan 1998) |
| path of insertion | The direction in which a dental prosthesis is placed upon or removed from the supporting tissues or abutment teeth. (05 Mar 2000) |
| pathema | An obsolete term for a disease or morbid condition. Origin: G. Pathema, suffering (05 Mar 2000) |
| pathematic aphasia | Mutism related to anger or strong emotions. (05 Mar 2000) |
| pathergasia | An obsolete term for a physiologic or anatomical defect that limits normal emotional adjustment. Origin: G. Pathos, disease, + ergasia, work (05 Mar 2000) |
| pathergy | Those reactions resulting from a state of altered activity, both allergic (immune) and nonallergic. Origin: G. Pathos, disease, + ergon, work (05 Mar 2000) |
| pathetic | 1. Expressing or showing anger; passionate. 2. Affecting or moving the tender emotions, especially. Pity or grief; full of pathos; as, a pathetic song or story. "Pathetic action." "No theory of the passions can teach a man to be pathetic." (E. <anatomy> Porter) Pathetic muscle, the fourth cranial, or trochlear, nerve, which supplies the superior oblique, or pathetic, muscle of the eye. The pathetic, a style or manner adapted to arouse the tender emotions. Origin: L. Patheticus, Gr, fr, to suffer: cf. F. Pathetique. See Pathos. Source: Websters Dictionary (01 Mar 1998) |
| pathetic nerve | <anatomy, nerve> The trochlear nerve controls an extraocular muscle. Lesions of this nerve will result in rotation of the eyeball upward and outward (and double vision). Synonym: cranial nerve IV. (27 Sep 1997) |
| pathfinder | A filiform bougie for introduction through a narrow stricture end to serve as a guide for the passage of a larger sound or catheter. (05 Mar 2000) |
| pathic | A male who submits to the crime against nature; a catamite. Origin: L. Pathicus, Gr, passive, fr, to suffer. Source: Websters Dictionary (01 Mar 1998) |
| pathless | Having no beaten path or way; untrodden; impenetrable; as, pathless woods. "Trough the heavens' wide, pathless way." (Milton) Source: Websters Dictionary (01 Mar 1998) |
| pathoamine | A ptomaine; a toxic amine causing disease or resulting from a disease process. (05 Mar 2000) |
| pathobiology | Pathology with emphasis more on the biological than on the medical aspects. (05 Mar 2000) |
| generated occlusal path | A registration of the path's of movement of the occlusal surfaces of mandibular teeth on a plastic or abrasive surface attached to the maxillary arch. See: functional chew-in record. (05 Mar 2000) |
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| mean free path | <radiobiology> Average distance a particle travels between occurrences of the given event, for example, between collisions. For collisions, the mean free path is roughly equal to unity divided by the product of the collision cross-section times the particle density. (09 Oct 1997) |
| condyle path | The path traveled by the mandibular condyle in the temporomandibular joint during the various mandibular movements. (05 Mar 2000) |
| incisal path | The influence on mandibular movements caused by the contacting surfaces of the mandibular and maxillary anterior teeth during eccentric excursions. Synonym: incisal path. (05 Mar 2000) |
| occlusal path | A gliding occlusal contact, the path of movement of an occlusal surface. (05 Mar 2000) |