1. 
   Pterygium
   Pterygium refers to any winglike triangular membrane occurring in the neck, eyes, knees, elbows, ankles or digits. In the eye, a pinguecula is called a pterygium if it invades the cornea. The term comes from the Greek word pterygion meaning "wing". ==Types== A pterygium grows in response to exposur...
   Found op http://en.wikipedia.org/wiki/Pterygium
   
   
2. 
   pterygium
   [n] - a thickened triangular layer of conjunctiva extending from the nasal edge of the eye to the cornea
   Found op http://www.webdictionary.co.uk/definition.php?query=pterygium
   
   
3. 
   Pterygium
   Opaque triangular thickening of tissue extending from inner canthus to border or cornea with apex toward the pupil of the eye.
   Found op http://www.encyclo.co.uk/local/20900
   
   
4. 
   Pterygium
   Pterygium: A winglike triangular membrane. Although a pterygium can be anywhere, including behind the knee, it commonly refers to a winglet of the conjunctiva. This pterygium may extend across the white of the eye toward the inner corner of the eye. It is caused by prolonged exposure of the eyes to ...
   Found op http://www.medterms.com/script/main/art.html?articlekey=5114
   
   
5. 
   Pterygium
   Pte·ryg'i·um noun ; plural English Pterygiums , Latin Pterygia . [ New Latin , from Greek ..., properly a dim, akin to ... a feather.] (Medicine) A superficial growth of vascular tissue radiating in a fanlike manner f...
   Found op http://www.encyclo.co.uk/webster/P/189
   
   
6. 
   pterygium
   Origin: NL, fr. Gr, properly a dim, akin to a feather. ... <medicine> A superficial growth of vascular tissue radiating in a fanlike manner from the cornea over the surface of the eye. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?pterygium
   
   
7. 
   pterygium
   noun either of two thickened triangular layers of conjunctiva extending from the nasal edge of the eye to the cornea; it arises from irritation of the pinguecula
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=pterygium
   
   
8. 
   pterygium
   (tә-rij´e-әm) a winglike structure, especially an abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea. pterygium colli webbed neck.
   Found op http://www.encyclo.co.uk/local/21001
   
   
9. 
   Pterygium
   • (n.) A superficial growth of vascular tissue radiating in a fanlike manner from the cornea over the surface of the eye.
   Found op http://thinkexist.com/dictionary/meaning/pterygium/
   
   
10. 
    pterygium
    abnormal wing-shaped fold of the conjunctiva (the mucous membrane lining the eyelids and covering most of the front of the eyeball) that invades the ... [1 related articles]
    Found op http://www.britannica.com/eb/a-z/p/128
    
    
11. 
    Pterygium
    [conjunctiva] Pterygium (Surfer`s Eye) most often refers to a benign growth of the conjunctiva. A pterygium commonly grows from the nasal side of the sclera. It is usually present in the palpebral fissure. It is associated with, and thought to be caused by ultraviolet-light exposure (e.g., s...
    Found op http://en.wikipedia.org/wiki/Pterygium_(conjunctiva)
    
    
12. 
    pterygium
    Type: Term Pronunciation: tĕ-rij′ē-ŭm Definitions: 1. A triangular patch of hypertrophied bulbar subconjunctival tissue, extending from the medial angle or canthus of the eye to the border of the cornea or beyond, with apex pointing toward the pupil. 2. Forward growth of the cut...
    Found op http://www.medilexicon.com/medicaldictionary.php?t=73804
    
    
13. 
    pterygium
    1) Conjunctiva
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/pterygium/1
    
    

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