| sphenoid process of palatine bone | The posterior and smaller of the two processes at the extremity of the vertical plate of the palatine bone; processus sphenoidalis cartilaginis septi nasi, processus posterior cartilaginis septi nasi. Synonym: processus sphenoidalis, sphenoid process. (05 Mar 2000) |
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| sphenoid process of septal cartilage | The tapering extension of the septal cartilage that lies between the perpendicular plate of the ethmoid and the vomer. Synonym: processus posterior cartilaginis septi nasi, processus sphenoidalis cartilaginis septi nasi, sphenoid process of septal cartilage. (05 Mar 2000) |
| sphenoid sinus | One of the paired paranasal sinuses, located in the body of the sphenoid bone and communicating with the highest meatus of the nasal cavity on the same side. (12 Dec 1998) |
| sphenoid sinusitis | Inflammation of the sphenoid sinus. This condition usually is accompanied by pansinusitis and may present itself in an acute or chronic form. (12 Dec 1998) |
| squamous border of sphenoid bone | The margin of the greater wing of the sphenoid bone that articulates with the squamous part of the temporal bone. Synonym: margo squamosus ossis sphenoidalis. (05 Mar 2000) |
| frontal border of sphenoid bone | The margin of the greater wing of the sphenoid bon that articulates with the frontal bone. Synonym: margo frontalis ossis sphenoidalis. (05 Mar 2000) |
| angel's wing | A deformity in which both scapulae project conspicuously. See: winged scapula. (05 Mar 2000) |
| ashen wing | A prominence in the floor of the inferior fovea of the fourth ventricle that overlies the dorsal motor nucleus of the vagus. Synonym: trigonum nervi vagi, ala cinerea, ashen wing, gray wing, trigone of vagus nerve, va'gi eminentia. (05 Mar 2000) |
| gray wing | A prominence in the floor of the inferior fovea of the fourth ventricle that overlies the dorsal motor nucleus of the vagus. Synonym: trigonum nervi vagi, ala cinerea, ashen wing, gray wing, trigone of vagus nerve, va'gi eminentia. (05 Mar 2000) |
| wing | <plant biology> A membranous expansion of a fruit or seed, which aids dispersal, a thin flange of tissue extended beyond the normal outline of a stem or petiole, a lateral petal of a flower in the family Fabaceae. (09 Oct 1997) |
| wing-beating tumour | A coarse, irregular tumour that is most prominent when the limbs are held outstretched, reminiscent of a bird flapping its wings; due to up and down excursion of arm at abducted shoulder. Seen mainly with Wilson's disease. (05 Mar 2000) |
| wing cell | One of the polyhedral cell's in the corneal epithelium beneath the surface layer. (05 Mar 2000) |
| wing-footed | 1. Having wings attached to the feet; as, wing-footed Mercury; hence, swift; moving with rapidity; fleet. 2. <zoology> Having part or all of the feet adapted for flying. Having the anterior lobes of the foot so modified as to form a pair of winglike swimming organs; said of the pteropod mollusks. Source: Websters Dictionary (01 Mar 1998) |
| wing-handed | <zoology> Having the anterior limbs or hands adapted for flight, as the bats and pterodactyls. Source: Websters Dictionary (01 Mar 1998) |
| wing-leaved | <botany> Having pinnate or pinnately divided leaves. Source: Websters Dictionary (01 Mar 1998) |