i Register
In some senses, detect is marked as obsolete, informal. Watch for register when choosing this word.
verb
To discover or find by careful search, examination, or probing.
Cantharidin, although readily decomposed by chemical agents, is so permanent in the body that it has been detected in the corpse of a cat eighty-four days after death.
Diesel maintenance schedules are benefiting from work done on the magnificent Hilger & Watts electronic spectrograph for oil analysis, which detects minute quantities of metals in samples of used lubricating oil; [...].
adj
Detected.
verb
To work or solve cases as a detective.
Parker would in all likelihood have done so; he was paid to detect and to do nothing else, and neither his natural gifts nor his education (at Barrow-in-Furness Grammar School) prompted him to stray into side-tracks at the beck of an ill-regulated imagination.
Let me introduce myself: Mike MacAdam, hotel detective. / H-how d-’you do? / Mind if I begin detecting?