Collis

Type: Term Pronunciation: kol′is Definitions: 1. John Leighton, 20th-century British thoracic surgeon. See: Collis gastroplasty, Collis-Nissen fundoplication, Collis-Belsey fundoplication, Collis-Belsey procedure
Found on http://www.medilexicon.com/medicaldictionary.php?t=18928

Collis

[planetary geology] In planetary geology, a collis (plural: colles) is a small hill or knob. ...
Found on http://en.wikipedia.org/wiki/Collis_(planetary_geology)
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