Names for the number 0 in English when the rifle caliber .30-06 Springfield (introduced in 1906) is accordingly referred to by the name "thirty-aught-six". The words "nought" and "naught" are spelling variants. They are, according to H. W. Fowler, not a modern accident as might be thought, but have descended that way from Old English. There is a distinction in British English between the two, but it is not one that is universally recognized. This distinction is that "nought" is primarily used in a literal arithmetic sense, where the number 0 is straightforwardly meant, whereas "naught" is used in poetical and rhetorical senses, where "nothing" could equally
Names for the number 0 in English similarly come from Old English "āwiht" and "ōwiht", which are similarly compounds of "a" ("ever") and "wiht". Their meanings are thus the opposites to those of "naught" and "nought", and in English they in fact, strictly speaking, mean "anything" or "all". (Fowler notes that "aught" is an archaism, and that "all" is now used in phrases such as "for all (that) I know", where once they would have been "for aught (that) I know".) However, "aught" and "ought" are also sometimes used as names for 0, in contradiction of their strict meanings. The reason for this is a rebracketing, whereby