| pyramidal process | The portion of the palatine bone passing lateral and posterior from the angle formed by the vertical and horizontal plates. Synonym: processus pyramidalis. (05 Mar 2000) |
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| sheath of styloid process | A crest of bone (edge of the tympanic portion of the temporal bone) running from the front and medial side of the mastoid process to the spine of the sphenoid; it splits to ensheath the base of the styloid process. Synonym: vagina processus styloidei, vaginal process. (05 Mar 2000) |
| short process of malleus | A short projection from the base of the manubrium of the malleus, attached firmly to the drum membrane. Synonym: processus lateralis mallei, processus brevis, short process of malleus, tuberculum mallei. (05 Mar 2000) |
| siemens-martin process | See Open-hearth process, etc, under Open. Source: Websters Dictionary (01 Mar 1998) |
| slender process of malleus | A slender spur running anteriorward from the neck of the malleus toward the petrotympanic fissure. Synonym: processus anterior mallei, Folli's process, follian process, long process of malleus, processus gracilis, processus ravii, Rau's process, Ravius' process, slender process of malleus. (05 Mar 2000) |
| spontaneous process | <chemistry> A process that occurs without outside intervention. Spontaneity is independent of rate. To be spontaneous a process must increase the entropy of the universe. (09 Jan 1998) |
| nasal process | The upward extension from the body of the maxilla, which articulates with the frontal bone. Synonym: nasal process, processus frontalis maxillae. (05 Mar 2000) |
| Stieda's process | A projection of the talus bearing medial and lateral tubercles; it is posterior and inferior to the trochlea. Synonym: processus posterior tali, Stieda's process. (05 Mar 2000) |
| stochastic process | A process that incorporates some element of randomness. Origin: G. Stochastikos, pertaining to guessing, fr. Stochazomai, to guess (05 Mar 2000) |
| styloid process of fibula | The pointed upper end of the fibular head to which is attached the arcuate popliteal ligament and part of the biceps femoris tendon. Synonym: apex capitis fibulae, styloid process of fibula. (05 Mar 2000) |
| styloid process of radius | A thick, pointed, palpable projection on the lateral side of the distal extremity of the radius. Synonym: processus styloideus radii. (05 Mar 2000) |
| styloid process of temporal bone | A slender pointed projection running downward and slightly forward from the base of the inferior surface of the petrous portion of the temporal bone where it joins the tympanic portion; it gives attachment to the styloglossus, stylohyoid, and stylopharyngeus muscles and the stylohyoid and stylomandibular ligaments. Synonym: processus styloideus ossis temporalis. (05 Mar 2000) |
| styloid process of third metacarpal bone | A pointed projection from the dorsolateral angle of the base of the third metacarpal bone; it sometimes exists as a separate ossicle. Synonym: processus styloideus ossis metacarpalis III. (05 Mar 2000) |
| styloid process of ulna | A cylindrical, pointed palpable projection from the medial and posterior aspect of the head of the ulna, to the tip of which is attached the ulnar collateral ligament of the wrist. Synonym: processus styloideus ulnae. (05 Mar 2000) |
| notochordal process | In the embryo, a midline column of cells that migrate forward from the primitive node to form the notochord. See: head process. (05 Mar 2000) |