Where does “turtleback” come from?

turtleback (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.

turtleback (English): Anything having the shape of a turtle's back; A...

Definitions

  1. Anything having the shape of a turtle's back; A...

Ancestry of “turtleback”, step by step

turtleback 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 Turtle

StepLanguageWordMeaning
1EnglishTurtleA member of the Ancient and Honorable Order of...
2Frenchtortueturtle or tortoise
3Middle Frenchtortueturtle
4Old Occitantortuga
5Late Latintartarucha
6Latintartarūchus
7Ancient Greekταρταροῦχοςholder of Tartaros, Tartarus, the land of the...
8Ancient GreekἔχωI have, possess, contain, own; I hold; I have...
9Proto-Hellenichékʰōto have
10Proto-Indo-Europeanseǵʰ-to hold; to overpower
Every word from Proto-Indo-European -yós