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World English Dictionary
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prolong
pro·long
[
prə láwng
]
(
past and past participle
pro·longed
,
present participle
pro·long·ing
,
3rd person present singular
pro·longs
)
transitive verb
Definition:
make something last longer:
to make something go on longer
[
15th century. Directly or via French
prolonger
< late Latin
prolongare
"lengthen out" < Latin
longus
"long"
]
pro·lon·ga·tion
[
pr lawng gáysh'n
]
noun
pro·long·er
[
prə láwngər
]
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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pro·lon·ga·tion [ pr lawng gáysh'n ] nounpro·long·er [ prə láwngər ] noun
