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English definition of “detect”

detect

verb [T] uk   /dɪˈtekt/ us  
C1 to notice something that is partly hidden or not clear, or to discover something, especially using a special method: Some sounds cannot be detected by the human ear. Financial experts have detected signs that the economy is beginning to improve. C1 to discover something, usually using special equipment: High levels of lead were detected in the atmosphere. Radar equipment is used to detect (= find the position of) enemy aircraft.
detectable
adjective uk   /dɪˈtek.tə.bl̩/ us  
There has been no detectable change in the patient's condition.
(Definition of detect from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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