Meaning of DETECTION in English

DETECTION

de ‧ tec ‧ tion AC /dɪˈtekʃ ə n/ BrE AmE noun [uncountable]

[ Word Family: noun : ↑ detection , ↑ detective ; verb : ↑ detect ; adjective : ↑ detectable ≠ INDETECTIBLE ]

when something is found that is not easy to see, hear etc, or the process of looking for it

detection of

Early detection of the disease is vital.

escape/avoid detection

By flying low, the plane avoided detection by enemy radar.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.