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Also available:
World English Dictionary
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senescent
se·nes·cent
[
sə néss'nt
]
adjective
Definition:
aging:
approaching an advanced age
(
literary
)
[
Mid-17th century. < Latin
senescent-
, present participle of
senescere
<
senex
"advanced in age"
]
se·nes·cence
noun
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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