detection English · revision 10284

+ {{infobox|confidence=established|formation=borrowing|attested=1471|origins=la detectio|origins=ine-pro *(s)teg-}}

+

+ ==Pronunciation==

+ * IPA: /dɪˈtɛk.ʃən/^(Wiktionary)

+

+ ==Etymology==

+ It is [[bor|la|dētēctiō|t=an uncovering, revealing]], dētēctiōnem, a Late Latin noun^(Etymonline)^(MWU 2024)^(NODE 1998) from dētegere, to uncover, expose, figuratively to discover, reveal (see [[detect]]),^(Etymonline) from dē-, un-, off, and tegere, to cover,^(Etymonline) from PIE [[ine-pro|*(s)teg-|t=to cover]].^(Etymonline)

+

+ ==Earliest recorded meaning==

+ Accusation, the exposure of what is concealed: 1471 in the OED, the early 15th century in Etymonline; now obsolete.^(OED 1989)^(Etymonline)^(SOED 2002)

+

+ ==Semantic evolution==

+ Discovery by search or observation, especially finding out and bringing to light, is from the 1610s (1619 in the OED).^(Etymonline)^(OED 1989) In electronics, obtaining a signal from a carrier wave, demodulation, is from 1906.^(OED 1989)^(AHD)

+

+ ==Timeline==

+ * 1471 – exposure, accusation.^(OED 1989)

+ * 1619 – discovery.^(OED 1989)

+ * 1906 – demodulation.^(OED 1989)

+

+ ==Modern meaning==

+ ===Noun===

+ # The act or process of detecting; [[discovery]]: ''detection of crime''.^(AHD)^(Collins 2023)

+ # ''(electronics)'' The extraction of information from a modulated wave; [[demodulation]].^(AHD)^(Collins 2023)

+

+ ==Related words==

+ * [[detect]]

+ * [[detective]]

+ * [[detector]]

+ * [[protect]]

+ * [[tegument]]

+

+ ==References==

+ {{reflist}}