Meaning of DETECTION in English


də̇ˈtekshən, dēˈ- noun

( -s )

Etymology: Middle English deteccyon, from Late Latin detection-, detectio act of revealing, from Latin detectus (past participle of detegere + -ion-, -io -ion

1. : the act of detecting : the laying open of what was concealed or hidden or of what tends to elude observation : discovery

detection of a thief

the detection of fraud

techniques of crime detection

2. radio

a. : determination of the presence of a signal

b. : rectification

c. : extraction of the intelligence from a signal

d. : conversion of a modulated wave or current into the original modulating wave or current — called also demodulation

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.