mix up

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References in periodicals archive ?
Siri's workings are kept fairly secret so it's hard to know whether or not the pronunciation is to blame for the mix ups.
Although the hospital has never had any mix ups of its own, it cites an incident in 2002 in another hospital in which black twins were born to a white couple as an example of what can go wrong.
The OxyTote[TM] improves safety by effectively eliminating gas mix ups, exposure to high pressure gas connections, and particulate contamination leading to regulator fires 800-783-7890 or visit http://westernenterprises.