v. 25B6; verb
no one detected the smell of diesel : NOTICE, perceive, discern, be aware of, note, make out, spot, recognize, distinguish, remark, identify, diagnose; catch, sense, see, smell, scent, taste; Brit. informal clock.
they are responsible for detecting fraud : DISCOVER, uncover, find out, turn up, unearth, dig up, root out, expose, reveal.
help the police to detect crime : SOLVE, clear up, get to the bottom of, find the person behind; informal crack.
the hackers were detected : CATCH, hunt down, track down, find, expose, reveal, unmask, smoke out; apprehend, arrest; informal nail.