de·tect 
/dɪˈtɛkt/ verb
de·tects; de·tect·ed; de·tect·ing /dɪˈtɛkt/ verb [+ obj] : to discover or notice the presence of (something that is hidden or hard to see, hear, taste, etc.)
▪ The test is used to detect the presence of alcohol in the blood. ▪ This type of cancer is difficult to detect in its early stages. ▪ He thought he detected [=sensed] a note of irony in her comments.
▪ The test is used to detect the presence of alcohol in the blood. ▪ This type of cancer is difficult to detect in its early stages. ▪ He thought he detected [=sensed] a note of irony in her comments.
— de·tect·able /dɪˈtɛktəbəl/ adjective
▪ a dim star that is only detectable with a powerful telescope ▪ sounds barely detectable by the human ear
/dɪˈtɛktəbəl/ adjective ▪ a dim star that is only detectable with a powerful telescope ▪ sounds barely detectable by the human ear
