note note /ˈnoʊt/

noun

1. () A brief written record  ( note )
   a brief written record
    He made a note of the appointment
   he made a note of the appointment
   
2. () A short personal letter  ( billet , line , short letter , note )
   a short personal letter
    Drop me a line when you get there
   drop me a line when you get there
   
3. () A notation representing the pitch and duration of a musical sound  ( musical note , tone , note )
   a notation representing the pitch and duration of a musical sound
    The singer held the note too long
   the singer held the note too long
   
   
4. () A tone of voice that shows what the speaker is feeling  ( note )
   a tone of voice that shows what the speaker is feeling
    There was a note of uncertainty in his voice
   there was a note of uncertainty in his voice
   
5. () A characteristic emotional quality  ( note )
   a characteristic emotional quality
    It ended on a sour note
   it ended on a sour note
    There was a note of gaiety in her manner
   there was a note of gaiety in her manner
    He detected a note of sarcasm
   he detected a note of sarcasm
   
6. () A comment or instruction (usually added)  ( annotation , notation , note )
   a comment or instruction (usually added)
    His notes were appended at the end of the article
   his notes were appended at the end of the article
    He added a short notation to the address on the envelope
   he added a short notation to the address on the envelope
   
7. () A piece of paper money (especially one issued by a central bank)  ( bank bill , bank note , banker's bill [ N. American] , banknote , bill [ N. American] , Federal Reserve note [American] , government note [American] , greenback [Informal, American] , note )
   a piece of paper money (especially one issued by a central bank)
    He peeled off five one-thousand-zloty notes
   he peeled off five one-thousand-zloty notes
   
   
8. A promise to pay a specified amount on demand or at a certain time  ( note , note of hand , promissory note )
   a promise to pay a specified amount on demand or at a certain time
    I had to co-sign his note at the bank
   I had to co-sign his note at the bank
   
   
9. High status importance owing to marked superiority  ( note , preeminence , eminence , distinction )
   high status importance owing to marked superiority
    A scholar of great eminence
   a scholar of great eminence
   
   

verb

1. () Make mention of  ( mention , observe , note , remark )
   make mention of
    She observed that his presentation took up too much time
   She observed that his presentation took up too much time
    They noted that it was a fine day to go sailing
   They noted that it was a fine day to go sailing
   
2. () Notice or perceive  ( mark , notice , note )
   notice or perceive
    She noted that someone was following her
   She noted that someone was following her
    Mark my words
   mark my words
   
3. () Observe with care or pay close attention to  ( take note , observe , note )
   observe with care or pay close attention to
    Take note of this chemical reaction
   Take note of this chemical reaction
   
4. () Make a written note of  ( take down , note )
   make a written note of
    She noted everything the teacher said that morning
   she noted everything the teacher said that morning
   

 not not /ˈnɑːt/

adverb

1. () Negation of a word or group of words  ( non , not )
   negation of a word or group of words
    He does not speak French
   he does not speak French
    She is not going
   she is not going
    They are not friends
   they are not friends
    Not many
   not many
    Not much
   not much
    Not at all
   not at all