The spelling of "one thirtysixth of a yard" can be explained using the International Phonetic Alphabet (IPA). The word is spelled /wʌn θɜːti sɪksθ ʌv ə jɑːd/. The "w" in "one" is pronounced as /w/, while "thirtysixth" is pronounced as /θɜːti sɪksθ/. The "th" sound in "thirtysixth" is a voiceless dental fricative /θ/, which is similar to the "th" sound in "think". "Yard" is pronounced as /jɑːd/, with a long "a" sound.