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insure

[in-shoo r, -shur] /ɪnˈʃʊər, -ˈʃɜr/
verb (used with object), insured, insuring.
1.
to guarantee against loss or harm.
2.
to secure indemnity to or on, in case of loss, damage, or death.
3.
to issue or procure an insurance policy on or for.
4.
ensure (defs 1–3).
verb (used without object), insured, insuring.
5.
to issue or procure an insurance policy.
Origin
late Middle English
1400-1450
1400-50; late Middle English; variant of ensure
Related forms
overinsure, verb (used with object), overinsured, overinsuring.
preinsure, verb (used with object), preinsured, preinsuring.
Synonyms
1. warrant. 4. assure.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for in-sure

insure

/ɪnˈʃʊə; -ˈʃɔː/
verb
1.
(often foll by against) to guarantee or protect (against risk, loss, etc) we insured against disappointment by making an early reservation
2.
(often foll by against) to issue (a person) with an insurance policy or take out an insurance policy (on) his house was heavily insured against fire, after all his car accidents the company refuses to insure him again
3.
another word (esp US) for ensure (sense 1), ensure (sense 2)
Also (rare) (for senses 1, 2) ensure
Derived Forms
insurable, adjective
insurability, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for in-sure
insure
c.1440, variant of ensuren (see ensure). Took on its particular sense of "make safe against loss by payment of premiums" 1635 (replacing assure in that meaning).
Online Etymology Dictionary, © 2010 Douglas Harper
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