I. ˈnən pronoun, singular or plural in construction
Etymology: Middle English, from Old English nān, from ne not + ān one — more at no , one
Date: before 12th century
1. : not any
2. : not one : nobody
3. : not any such thing or person
4. : no part : nothing
II. adjective
Date: before 12th century
archaic : not any : no
III. adverb
Date: 1651
1. : by no means : not at all
none too soon to begin
2. : in no way : to no extent
none the worse for wear
IV. ˈnōn noun
Usage: often capitalized
Etymology: Late Latin nona, from Latin, 9th hour of the day from sunrise — more at noon
Date: 1845
: the fifth of the canonical hours