As you may have noticed, above you will find words for "A unit used in estimating railway running expenses, etc.: the total number of miles run by all the trains of a railroad, or system of railroads, as within a given time, or for a given expenditure.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.