Pronunciation: [fˌɪftɪwˈɒn] (IPA) 
The word "fiftyone" is spelled with the letters F-I-F-T-Y-O-N-E. In IPA phonetic transcription, it would be written as /ˈfɪfti wʌn/. The first syllable "fif" is pronounced like "fif" with a short "i" sound. The second syllable "ty" is pronounced like "tai" with a long "i" sound. The final syllable "one" is pronounced like "wun" with a short "u" sound. The overall pronunciation of "fiftyone" is "FIF-tee-wun."
There is no standard dictionary definition for the word "fiftyone" as it is a combination of two separate numbers. However, if we break down the term into its individual components, "fifty" and "one", we can provide their respective definitions.
"Fifty" is an adjective that describes the number 50. It is the cardinal number that comes after 49 and before 51. It is derived from Middle English "fifty," and Old English "fīftig," which can be traced back to the Germanic word "fimftig." It represents the quantity that is five times ten.
"One" is a cardinal number that signifies the quantity or number 1. It is the lowest countable number, representing singularity or unity. "One" comes from Middle English "one," which has its roots in Old English "ān," ultimately stemming from the Proto-Germanic word "*ainaz."
Combined together, "fiftyone" could be understood to represent the number 51. It follows the sequence of numbers starting from 1 and continues after 50.
The word "fiftyone" does not have a specific etymology or meaning in the English language. It appears to be a combination of the words "fifty" and "one", which are numerical terms. "Fifty" originates from the Old English word "fiftig", which is derived from the Proto-Germanic term "fimf-tigaz", meaning "fifty". "One" comes from the Old English word "ān", related to the Proto-Germanic word "ainaz". However, the combination of these two terms, "fiftyone", does not have a distinct etymology other than being a reference to the numbers 50 and 1.
