double-chex

double-check

[duhb-uhl-chek]
verb (used with object), verb (used without object)
1.
to check twice or again; recheck.
noun
2.
a second examination or verification to assure accuracy, proper functioning, or the like.

Origin:
1950–55, Americanism

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
double-check
 
vb
1.  to check twice or again; verify
 
n
2.  a second examination or verification
3.  chess a simultaneous check from two pieces brought about by moving one piece to give check and thereby revealing a second check from another piece

Collins English Dictionary - Complete & Unabridged 10th Edition
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