The spelling of the name "Arthur May Knapp" can be explained using the International Phonetic Alphabet (IPA). "Arthur" is spelled /ˈɑːθər/, with the stressed syllable being the "ar" sound. "May" is spelled /meɪ/, with the diphthong "ay" representing a combination of the "eh" and "ee" sounds. "Knapp" is spelled /næp/, with the "a" sound being pronounced as a short "a" and the stressed syllable being the second syllable "napp". Overall, "Arthur May Knapp" is a name consisting of three distinct and easily distinguishable sounds.
Arthur May Knapp is not a term that can be found in standard dictionaries. It may refer to someone's name, but since it does not have a widely recognized definition, it does not lend itself to a comprehensive and definitive explanation.