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prolonger

Variant of prolong

transitive verb

to lengthen or extend in time or space

also prolongate

Origin: ME prolongen < MFr prolonguer < LL prolongare < L pro-, forth + longus, long: see pro- & long

Related Forms:

prolongation noun
prolonger noun

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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