oneth(Употребляется в программировании при нумерации позиций в списках,строках. Например, в Python отчёт идёт с zeroth, затем следуют one-eth, two-eth и т.д.. "So b is the 0th letter ("zero-eth") of 'banana', a is the 1th letter ("one-eth"), and n is the 2th ("two-eth") letter"('Python for Informatics', by C.Severance) Mykael)
first(the first; число); number one(I think the board has taken very important steps in terms of a thorough, independent investigation that's been made public, that's number one. Number two, the board has taken very strong action in terms of executive accountability. • We want our Casino's in Havana back, okay? That's number one. Number two, no interference in the shrimp business.4uzhoj); one(A: What's in it for me? B: Two things. One, you don't get a hundred murders pinned on you. Two, maybe I will help you.4uzhoj); first course