| girl | 1. A young person of either sex; a child. 2. A female child, from birth to the age of puberty; a young maiden. 3. A female servant; a maidservant. 4. <zoology> A roebuck two years old. Origin: OE. Girle, gerle, gurle, a girl (in sense 1): cf. LG. Gor child. Source: Websters Dictionary (01 Mar 1998) |
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| mega- | <physics, prefix> Metric prefix indicating 1,000,000 times a given quantity. For example, a megawatt is 1,000,000 watts. (29 Oct 1998) |
| mega-oesophagus | <radiology> Achalasia, Chagas disease, idiopathic pseudo-obstruction, amyloidosis, Ehlers-Danlos syndrome, presbyesophagus (uncommon), oesophageal dysmotility (usually mild to moderate dilatation) (12 Dec 1998) |