Englishfor English speakers
diagnostic
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adjective
concerned with diagnosis; used for furthering diagnosis
a diagnostic reading test
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adjective
(= symptomatic)
characteristic or indicative of a disease
a diagnostic sign of yellow fever
a rash symptomatic of scarlet fever
symptomatic of insanity
a rise in crime symptomatic of social breakdown
device
Noun
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A device is a small machine or tool.
She has a device in her kitchen for cutting garlic.
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A device is a machine or part attached to a computer, such as a keyboard, mouse, printer etc.
The mouse is an important device for using the computer.
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A device is a clever way of doing something.
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A device is a logo.