forty-five-minute

The compound adjective "forty-five-minute" is a modern English construction built entirely from native numerical and temporal vocabulary. Its first two elements, "forty" and "five", trace back to Old English and Proto-Germanic roots for counting. The final element, "minute", entered English via French from Latin minuta, where it originally denoted a "small part" of something, specifically of an hour. The logic of the word is purely descriptive and mathematical, combining three distinct base words in a hyphenated sequence to function as a single attributive adjective specifying a precise duration. This transparent compounding reflects a straightforward, analytical approach to terminology common in contemporary English.

Structure: forty (number) + five (number) + minute (time unit) - forty: From Old English féowertig, meaning "four tens". A cardinal number. - five: From Old English fīf, from Proto-Germanic fimf, meaning the number after four. A cardinal number. - minute: From Old French minute, from Latin minuta (pars), meaning "small (part)" of an hour. A noun used attributively.