none - Wiktionary, the free dictionary None used to replace uncountable nouns should always be singular None used in place of countable nouns may be either singular or plural, unless the rest of the circumstances or phrasing require it to be one or the other
None - definition of none by The Free Dictionary You only use none of or none to talk about a group of three or more things or people If you want to talk about two things or people, you use neither of or neither
American Heritage Dictionary Entry: none It is true that none is etymologically derived from the Old English word ā n, "one," but the word has been used as both a singular and a plural since the ninth century