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coll.
collaborate
collaboration
collaborative divorce
collage
collagen
collagen disease
collagenase
collapsar
collapse
collar
collarbone
collard
collared dove
collared lizard
collared peccary
collate
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collapsar
col·lap·sar [ kə láp sr ] (plural col·lap·sars)


noun 
Definition:
 
astronomy 
Same as  black hole (sense 1)

[Late 20th century. <collapse]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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