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-on (2)
ON
on
on-again, off-again
on-board bill of lading
on dit
on-field
on-ice
on-label
on-message
on-pack premium
on-scene show
on-site
on-stream
on-the-job
on-the-spot loan
onager
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oncogenesis
on·co·gen·e·sis [ òngkō jénnəssiss ]


noun 
Definition:
 
tumor development: the development of a tumor or tumors
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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