detection

Etymology

From Latin dētēctiō, from dētegere (“to detect”), from dē- (“un-”) + tegere (“to cover, to hide”). Equivalent to detect + -ion.

noun

1. The act or process of detecting, uncovering, or finding out, the discovery of something new, hidden, or disguised.
   Why should Eldridge commit murder?[…]There was only one possible motive—namely, he wished to avoid detection as James Selby of Anaconda Ltd.[…] 1931, Francis Beeding, “10/6”, in Death Walks in Eastrepps
2. (obsolete) Synonym of accusation, the exposure of concealed information about a crime or heresy.
3. (electrical engineering) The act or process of finding or detecting an electrical signal in a carrier wave.