Where does “blind spot” come from?

blind spot (English) comes from English blind, from Middle English blynd, from Old English blind, from Proto-West Germanic blind, from Proto-Germanic blindaz, from French blindage, from French blinder, from French blinde — to blend, to mix up; to make cloudy, opaque;...

blind spot (English): The place where the optic nerve attaches to the...

Definitions

  1. The place where the optic nerve attaches to the...

Ancestry of “blind spot”, step by step

blind spot traces back through two separate lines of ancestry.

via English blind

StepLanguageWordMeaning
1EnglishblindUnable to see, due to physiological or...
2Middle Englishblyndblind, sightless
3Old Englishblindblind; a blind person
4Proto-West Germanicblindblind
5Proto-Germanicblindazblind
6Frenchblindagearmour, armour plating
7Frenchblinderto armor; to reinforce
8Frenchblindepieces of wood used as cover or protection;...
9Germanblendeinflection of blenden: ## first-person singular...
10Germanblendento dazzle; to blind; to show off; to pose; to...
11Middle High Germanblendento blend, mix
12Old High Germanblenten
13Proto-Germanicblandijanąto blind
14Proto-Indo-Europeanbʰlendʰ-to blend, to mix up; to make cloudy, opaque;...

via English spot

StepLanguageWordMeaning
1EnglishspotA round or irregular patch on the surface of a...
2English-yAdded to nouns and adjectives to form adjectives...
3Middle English-yDesignates an adjective, in many cases formed by...
4Old English-iġ-y, -ic
5Proto-West Germanic-gForms adjectives from nouns and verbs with a...
6Proto-Germanic-gaz-y
7Proto-Indo-European-ḱos-y, -ic
Every word from Proto-Indo-European bʰlendʰ-Every word from Proto-Germanic blandijanąEvery word from Old High German blenten