Know vs. No - What's the difference?


  • Know (verb)

    To perceive the truth or factuality of; to be certain of or that.

    "I know that I’m right and you’re wrong."

    "He knew something terrible was going to happen."

  • Know (verb)

    To be aware of; to be cognizant of.

    "Did you know Michelle and Jack were getting divorced? ― Yes, I knew."

    "She knows where I live."

    "I knew he was upset, but I didn't understand why."

  • Know (verb)

    To be acquainted or familiar with; to have encountered.

    "I know your mother, but I’ve never met your father."

  • Know (verb)

    To experience.

    "Their relationship knew ups and downs."

  • Know (verb)

    To be able to distinguish, to discern, particularly by contrast or comparison; to recognize the nature of.

    "to know a person's face or figure"

    "to know right from wrong"

    "I wouldn't know one from the other."

  • Know (verb)

    To recognize as the same (as someone or something previously encountered) after an absence or change.

  • Know (verb)

    To understand or have a grasp of through experience or study.

    "Let me do it. I know how it works."

    "She knows how to swim."

    "His mother tongue is Italian, but he also knows French and English."

    "She knows chemistry better than anybody else."

    "Know your enemy and know yourself."

  • Know (verb)

    To have sexual relations with.

  • Know (verb)

    To have knowledge; to have information, be informed.

    "It is vital that he not know."

    "She knew of our plan."

    "He knows about 19th century politics."

  • Know (verb)

    To be or become aware or cognizant.

    "Did you know Michelle and Jack were getting divorced? ― Yes, I knew."

  • Know (verb)

    To be acquainted (with another person).

  • Know (verb)

    To be able to play or perform (a song or other piece of music).

    "Do you know "Blueberry Hill"?"

  • Know (noun)

    Knowledge; the state of knowing.

  • No (determiner)

    Not any.


    "no one"

    "There is no water left."

    "No hot dogs were sold yesterday."

    "No phones were at the store."

    "No customer personal data will be retained unless it is rendered anonymous."

    "There was no score at the end of the first period. (The score was 0-0.)"

  • No (determiner)

    Hardly any.


    "We'll be finished in no time at all."

  • No (determiner)

    Not any possibility or allowance of (doing something).

    "No smoking"

    "There's no stopping her once she gets going."

  • No (determiner)

    Not (a); not properly, not really; not fully.

    "My mother's no fool."

    "Working nine to five every day is no life."

  • No (adverb)

    , with comparatives more and less, and informally with certain other adjectives such as good, fun, and fair, except in|_|Scotland}} Not, not at all.

    "It is a less physical kind of torture, but no less gruesome. (General)"

    "This is no different from what we've been doing all along. (General)"

    "The teacher’s ruling was no fair. (Informal)"

    "That game is no fun. (Informal)"

    "I just want to find out whether she's coming or no. (Scotland)"

  • No (noun)

    a negating expression; an answer that shows disagreement or disapproval

  • No (noun)

    a vote not in favor, or opposing a proposition

    "The workers voted on whether to strike, and there were thirty "yeses" and one "no"."

Oxford Dictionary

  • Know (verb)

    be aware of through observation, inquiry, or information

    "I know what I'm doing"

    "most people know that CFCs can damage the ozone layer"

  • Know (verb)

    have knowledge or information concerning

    "I would write to him if I knew his address"

    "I know of one local who shot himself"

  • Know (verb)

    be absolutely certain or sure about something

    "I knew it!"

    "I just knew it was something I wanted to do"

  • Know (verb)

    have developed a relationship with (someone) through meeting and spending time with them; be familiar or friendly with

    "he knew and respected Laura"

  • Know (verb)

    have a good command of (a subject or language).

  • Know (verb)

    recognize (someone or something)

    "Isabel couldn't hear the words clearly but she knew the voice"

  • Know (verb)

    be familiar or acquainted with (something)

    "a little restaurant she knew near Leicester Square"

  • Know (verb)

    have personal experience of (an emotion or situation)

    "a man who had known better times"

  • Know (verb)

    regard or perceive as having a specified characteristic

    "the loch is known as a dangerous area for swimming"

  • Know (verb)

    give (someone or something) a particular name or title

    "the doctor was universally known as ‘Hubert’"

  • Know (verb)

    be able to distinguish one person or thing from (another)

    "you are convinced you know your own baby from any other in the world"

  • Know (verb)

    have sexual intercourse with (someone).

  • No (determiner)

    not any

    "there is no excuse"

    "no two plants are alike"

  • No (determiner)

    used to indicate that something is quite the opposite of what is being specified

    "it was no easy task persuading her"

    "Toby is no fool"

  • No (determiner)

    hardly any

    "you'll be back in no time"

  • No (determiner)

    used in notices or slogans forbidding or rejecting something specified

    "No Smoking signs"

    "no nukes"

  • No (interjection)

    used to give a negative response

    "‘Is anything wrong?’ ‘No.’"

  • No (interjection)

    expressing disagreement or contradiction

    "‘This is boring.’ ‘No, it's not!’"

  • No (interjection)

    expressing agreement with or affirmation of a negative statement

    "they would never cause a fuss, oh no"

  • No (interjection)

    expressing shock or disappointment

    "oh no, look at this!"

  • No (adverb)

    not at all; to no extent

    "they were no more able to perform the task than I was"

  • No (adverb)


    "I'll no be a minute"

  • No (noun)

    variant spelling of Noh

Webster Dictionary

  • No (adjective)

    Not any; not one; none; as, yes, we have no bananas; - often used as a quantifier.

  • No (adverb)

    Nay; not; not at all; not in any respect or degree; - a word expressing negation, denial, or refusal. Before or after another negative, no is emphatic.

  • No (noun)

    A refusal by use of the word no; a denial.

  • No (noun)

    A negative vote; one who votes in the negative; as, to call for the ayes and noes; the noes have it.

Princeton's WordNet

  • No (noun)

    a negative;

    "his no was loud and clear"

  • No (noun)

    a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known

  • No (adjective)

    quantifier; used with either mass nouns or plural count nouns for indicating a complete or almost complete lack or zero quantity of;

    "we have no bananas"

    "no eggs left and no money to buy any"

    "have you no decency?"

    "did it with no help"

    "I'll get you there in no time"

    "have some milk"

    "some roses were still blooming"

    "having some friends over"

    "some apples"

    "some paper"

  • No (adverb)

    referring to the degree to which a certain quality is present;

    "he was no heavier than a child"

  • No (adverb)

    not in any degree or manner; not at all;

    "he is no better today"

  • No (adverb)

    used to express refusal or denial or disagreement etc or especially to emphasize a negative statement;

    "no, you are wrong"


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