No.

See also: Appendix:Variations of "no"

English

English Wikipedia has an article on:

numero sign

Wikipedia

Alternative forms

• №, Nº, Nº.
• No, no., no

Etymology

Borrowing of the Latin scribal abbreviation No. from (in) numerō (“in number, to the number of”). Cognate with French n^o.

Pronunciation

• Audio (US); “number”:

  (file)

Adverb

No. (not comparable)

1. (archaic) Abbreviation of in number or to the number of.
   • 1661, Robert Lovell, A Compleat History of Animals and Minerals, page 129:

     They goe two months, & then bring forth a blind off-spring like bitches, n^o. eight or nine.

   • 1693, Steven Blankaart, A Physical Dictionary, 2nd edition, page 146:

     Take of Jujubes N^o vi. that is, Six in number.

   • 1994, Dorland's Medical Dictionary, 28th edition, page 1141:

     No., abbreviation of L. numero, ‘to the number of’.

Noun

No. (plural Nos.)

1. Abbreviation of number.
   • 1753, A Supplement to Mr Chambers's Cyclopaedia, s.v. "Otis":

     See Tab. of Birds, N^o 28.

   • 1840 February 4, Charles Dickens, letter:

     I am curious to see how the idea of the first No. of my projected work, strikes you.

   • 1974, Michael Gilbert, Flash Point, page 14:

     It's No. 276 Coalporter Street.

   • 2025 March 29, Kristen Rogers, “Over half of US states are trying to eliminate food dyes. Here’s what you can do now”, in CNN‎:

     Red No. 3, red No. 40, blue No. 2 and green No. 3 all have been linked with cancer or tumors in animals. Other sources say red No. 40 and yellow No. 5 and No. 6 contain or may be contaminated with known carcinogens.

   The king made a gift of No. 10 to his old Eton roommate.

Usage notes

This is the customary abbreviation for number used in case citations.

Synonyms

• #
• №

Translations

abbreviation of "number"

Afrikaans: nr. (af) (nommer) Asturian: nᵘ m Catalan: núm. (ca) m Chinese: Mandarin: 號 / 号 (zh) (hào) Czech: č. (cs) Danish: nr. Dutch: nr (nl), nº Finnish: nro (fi) French: nº (fr) Georgian: არა (ara) German: Nr. (de) Greek: αρ. (ar.) Hebrew: מס׳ m (mis.) Hindi: नं. (nã.), नं॰ (nã.) Hungarian: sz. (hu) Interlingua: nº Italian: nº, n., n.ro, N Japanese: No. (nanbā), № (ja) (nanbā) Latvian: nr. Lithuanian: nr. Malay: no., bil. (ms) Norwegian: nr, nº Polish: nr (abbr. of numer) Portuguese: nº (pt) Russian: № (ru) (abbr. of но́мер (ru) m (nómer)) Scottish Gaelic: àir. Slovak: č. (sk) Slovene: št. Sotho: no. (nomora) Spanish: n.º (es) m, núm. m Swedish: nr (sv) Tagalog: blg., no. Yiddish: נו׳ m (nu')

References

• “No., adv.³ and n.².”, in OED Online ⁠, Oxford: Oxford University Press, 2003.
• The Bluebook, 19th ed. (2010), "Case Names and Institutional Authors in Citations", Table T6, pp. 430-431.

Anagrams

• -on, ON, ON., on, on-