Where does β€œrayproof” come from?

rayproof (English) comes from English Ray, from Middle English rayen, from English array, from Middle English arrayen, from Anglo-Norman arraier, from Latin arrΔ“dō, from Gothic πŒ²πŒ°π‚πŒ°πŒΉπŒΈπƒ, from Proto-Germanic garaidaz β€” resin.

rayproof (English): Shielded to prevent the emission of X-rays

Definitions

  1. Shielded to prevent the emission of X-rays

Ancestry of β€œrayproof”, step by step

rayproof traces back through two separate lines of ancestry.

via English Ray

StepLanguageWordMeaning
1EnglishRayalso used as a formal given name
2Middle Englishrayenβ€”
3EnglisharrayClothing and ornamentation; A collection laid out...
4Middle Englisharrayenβ€”
5Anglo-Normanarraierβ€”
6LatinarrΔ“dōTo advise
7GothicπŒ²πŒ°π‚πŒ°πŒΉπŒΈπƒappointed, ordained
8Proto-Germanicgaraidazready, arranged, prepared
9Proto-Germanicga-Indicates association or togetherness; co-;...
10Proto-Indo-EuropeanαΈ±Γ³mbeside, near, by, with
11Proto-Indo-EuropeanαΈ±eDeictic particle, here; Post-positional...
12Middle Englishkytβ€”
13Germankittputty certain kinds of cement used for fixing e.g. window panes
14Old High Germankutiβ€”
15Proto-West Germanickwidugum, resin
16Proto-Germanickweduzresin

via English proof

StepLanguageWordMeaning
1EnglishproofAn effort, process, or operation designed to...
2Middle Englishproofβ€”
3Old Frenchproveβ€”
4Latinprobatest, trial; proof, evidence
5Latinprobāreβ€”
6Latinprobōto approve, permit, commend
7LatinProbusgood, serviceable, excellent, superior, able
8Proto-Indo-Europeanpro-bhwo-being in front, prominent
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-EuropeanprΜ₯tΓ³spassed , crossed
Every word from Proto-Germanic kweduz β†’Every word from Proto-West Germanic kwidu β†’Every word from Old High German kuti β†’