Where does “backchannel” come from?

backchannel (English) comes from English back, from French bac, from French baccalauréat, from Medieval Latin baccalaureatus, from Latin baccalaureus, from Latin laurea, from Latin laurus, from English -aceous — Creates adjectives from noun or verb stems.

backchannel (English): To employ a back channel

Definitions

  1. To employ a back channel

Ancestry of “backchannel”, step by step

backchannel traces back through two separate lines of ancestry.

via English back

StepLanguageWordMeaning
1EnglishbackNear the rear; Not current; Far from the main...
2Frenchbacferry; vat; high school exit exam in France; A...
3Frenchbaccalauréatbaccalaureat; bachelor's degree
4Medieval Latinbaccalaureatusbachelor's degree
5Latinbaccalaureusbachelor
6Latinlaurealaurel, bay tree; crown, wreath or branch of...
7Latinlauruslaurel tree; laurels; a crown of laurel
8English-aceousOf, relating to, resembling or containing the...
9Latin-āceusaceous; resembling, having the nature of, forming, belonging to
10Latin-āxish, -y
11Latin-iumSuffix used to form abstract nouns, sometimes...
12Latin-iusforming adjectives from nouns; nominative neuter...
13Proto-Italic-jōsForms comparative adjectives
14Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English Channel

StepLanguageWordMeaning
1EnglishChannelThe hollow bed of running waters; also the bed of the sea or other body of water
2EnglishchainwaleObsolete spelling of channel
3EnglishwaleA ridge or low barrier; A raised rib in knit...
4Middle EnglishwāleAn outsider; a guest; one from an unfamiliar land
5Old Englishwealhforeigner; Briton or Welshman; slave
6Old Englishīeġisland
7Proto-West Germanicauwjufloodplain; meadow; island
8Proto-Germanicawjōfloodplain; meadow; island
9Proto-Germanicagwjō
10Proto-Indo-Europeanh₂ékʷeh₂water
Every word from Proto-Indo-European -yósEvery word from Latin -iumEvery word from Latin -ius