Where does “eyestring” come from?

eyestring (English) comes from English Eye, from English -some, from Middle English -som, from Old English sum, from Proto-West Germanic *sum, from Proto-Germanic sumaz, from Proto-Indo-European sem- — together, one.

eyestring (English): One of the fibres of the eye, such as a tendon,...

Definitions

  1. One of the fibres of the eye, such as a tendon,...

Ancestry of “eyestring”, step by step

eyestring traces back through two separate lines of ancestry.

via English Eye

StepLanguageWordMeaning
1EnglishEyeA place name
2English-someCharacterized by some specific condition or...
3Middle English-somsome; having a specific quality
4Old Englishsumsome
5Proto-West Germanic*sumsome
6Proto-Germanicsumazsome (one), a certain (one)
7Proto-Indo-Europeansem-together, one

via English string

StepLanguageWordMeaning
1EnglishstringA long, thin and flexible structure made from...
2Middle Englishstring
3Old Englishstrengstring
4Proto-Germanicstrangizstring
5Proto-Indo-Europeanstrengʰ-to twist; rope, cord
6Proto-Indo-Europeanster-sterile, infertile
Every word from Proto-Indo-European sem-Every word from Proto-Germanic sumazEvery word from Proto-West Germanic *sum