no

UK: 'no', 'No': /nəʊ/ US: /noʊ/ ,(nō)

Inflections of 'no' (n):

noes

npl

nos

npl

WordReference Random House Learner's Dictionary of American English © 2025

no¹ /noʊ/   adv., n., pl. noes, nos. 
adv. 

1. (used to express dissent, disagreement, denial, or refusal, as in response to a question or request, or in giving a command):
   "Can we leave now?''—"No, stay here.''
2. (used to emphasize or introduce a negative statement):
   No, not one of them came.
3. not in any degree or manner;
   not at all:
   [before an adjective or adverb that is comparative, or ending in -er] She's no better today than she was yesterday.
4. not:
   whether or no.

n. [countable]

5. an instance of saying the word "no.''
6. a denial or refusal:
   a definite no to our request.
7. a negative vote or voter:
   Five noes against two yeses.

no² /noʊ/   adj. 

1. not any: [before a uncountable noun]
   He had no money.
   [before a plural noun]
   I had no books.
   [before a countable noun] :
   I had no way of knowing who would be there.
2. (used before a noun to suggest the opposite of that noun) not at all;
   far from being:
   [before a noun] He is no genius.

no. or No., an abbreviation of:

1. Geography north.
2. northern.
3. number.

WordReference Random House Unabridged Dictionary of American English © 2025

no¹  (nō), adv., adj., n., pl. noes, nos, v. 
adv. 

1. (a negative used to express dissent, denial, or refusal, as in response to a question or request)
2. (used to emphasize or introduce a negative statement):
   Not a single person came to the party, no, not a one.
3. not in any degree or manner;
   not at all (used with a comparative):
   He is no better.
4. not a (used before an adjective to convey the opposite of the adjective's meaning):
   His recovery was no small miracle.

adj. 

5. not a (used before a noun to convey the opposite of the noun's meaning):
   She's no beginner on the ski slopes.

n. 

6. an utterance of the word "no.''
7. a denial or refusal:
   He responded with a definite no.
8. a negative vote or voter:
   The noes have it.
9. Informal Terms, Idioms no can do, it can't be done.

v.t. 

10. to reject, refuse approval, or express disapproval of.

v.i. 

11. to express disapproval.

• bef. 900; Middle English; Old English nā, equivalent. to ne not + ā ever (see ay¹)

no²  (nō), adj. 

1. not any:
   no money.
2. not at all;
   far from being:
   He is no genius.
3. very little;
   negligible:
   We got her to the hospital in no time.

• 1150–1200; Middle English; variant of none¹

No, [Symbol, Chem.]

1. Show Business, Literature, Chemistry nobelium.

Nō  (nō), n. 

1. classic drama of Japan, developed chiefly in the 14th century, employing verse, prose, choral song, and dance in highly conventionalized formal and thematic patterns derived from religious sources and folk myths.

Also, No, Noh. Also called Nogaku. Cf. kabuki. 

• Middle Chinese, equivalent. to Chinese néng ability
• Japanese, earlier noũ
• 1870–75

N/O, [Banking.]

1. Business registered.

no., 

1. Geography north.
2. northern.
3. number.
Also, No. 

Collins Concise English Dictionary © HarperCollins Publishers::

no / nəʊ/ sentence_substitute

1. used to express denial, disagreement, refusal, disapproval, disbelief, or acknowledgment of negative statements

noun (noes, nos)

1. an answer or vote of no
2. (often plural) a person who votes in the negative
3. the noes have it ⇒ there is a majority of votes in the negative
4. not take no for an answer ⇒ to continue in a course of action despite refusals

Compare yesEtymology: Old English nā, from ne not, no + ā ever; see ay¹

no / nəʊ/ determiner

1. not any, not a, or not one: there's no money left, no card in the file
2. not by a long way; not at all: she's no youngster
3. (followed by comparative adjectives and adverbs) not: no fewer than forty men, no more quickly than before
4. no go ⇒
   See go174

Etymology: Old English nā, changed from nān none¹

Collins Concise English Dictionary © HarperCollins Publishers::

No, Noh / nəʊ/ noun (No, Noh)

1. the stylized classic drama of Japan, developed in the 15th century or earlier, using music, dancing, chanting, elaborate costumes, and themes from religious stories or myths

Etymology: from Japanese nō talent, from Chinese neng

No / nəʊ/ noun

1. Lake No ⇒ a lake in South Sudan, where the Bahr el Jebel (White Nile) is joined by the Bahr el Ghazal. Area: about 103 sq km (40 sq miles)

No symbol:chemical

1. nobelium

Collins Concise English Dictionary © HarperCollins Publishers::

No. abbreviation

1. north(ern)
2. Also: no (Nos, nos) number

Etymology: from French numéro

Collins Concise English Dictionary © HarperCollins Publishers::

n.o. abbreviation

1. not out

Collins Concise English Dictionary © HarperCollins Publishers::

no' / no nəʊ/ adverb

1. not