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English definition of “detect”

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detect

verb [T]  /dɪˈtekt/ us  
to notice something that is partly hidden or not clear or to discover something, esp. using a special method: Some sounds cannot be detected by the human ear. X-ray procedures can detect a tumor when it is still small.
detectable
adjective  /dɪˈtek·tə·bəl/ us  
There has been no detectable change in the patient’s condition.
detection
noun [U]  /dɪˈtek·ʃən/ us  
These tests can result in the early detection of disease.
detector
noun [C]  /dɪˈtek·tər/ us  
Motion detectors help monitor elderly residents who live alone.
(Definition of detect from the Cambridge Academic Content Dictionary © Cambridge University Press)
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