Where does “foldback” come from?

foldback (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.

foldback (English): An overturned flap; A current-limiting feature in...

Definitions

  1. An overturned flap; A current-limiting feature in...

Ancestry of “foldback”, step by step

foldback 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 fold

StepLanguageWordMeaning
1EnglishfoldTo bend over so that it comes in contact with...
2Middle EnglishfoldA pen, enclosure, or shelter for domesticated animals
3Old Englishfald
4Proto-Germanicfaludazan enclosed space, enclosure
Every word from Proto-Indo-European -yós
foldback — Etymology, Origin & Word History | Etymology Explorer