Adjective
(comparative more rayproof, superlative most rayproof)
Origin
ray + -proof
rayproof
English Wiktionary. Available under CC-BY-SA license.
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"rayproof." YourDictionary, n.d. Web. 19 January 2019. <https://www.yourdictionary.com/rayproof>.
APA Style
rayproof. (n.d.). Retrieved January 19th, 2019, from https://www.yourdictionary.com/rayproof
