TWENTY

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 Dictionary entry overview: What does twenty mean? 

• TWENTY (noun)
  The noun TWENTY has 2 senses:

1. the cardinal number that is the sum of nineteen and one

2. a United States bill worth 20 dollars

  Familiarity information: TWENTY used as a noun is rare.

• TWENTY (adjective)
  The adjective TWENTY has 1 sense:

1. denoting a quantity consisting of 20 items or units

  Familiarity information: TWENTY used as an adjective is very rare.

 Dictionary entry details 

• TWENTY (noun)

Sense 1

Meaning:

The cardinal number that is the sum of nineteen and one

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

20; twenty; XX

Hypernyms ("twenty" is a kind of...):

large integer (an integer equal to or greater than ten)

Sense 2

Meaning:

A United States bill worth 20 dollars

Classified under:

Nouns denoting possession and transfer of possession

Synonyms:

twenty; twenty dollar bill

Hypernyms ("twenty" is a kind of...):

bank bill; bank note; banker's bill; banknote; bill; Federal Reserve note; government note; greenback; note (a piece of paper money (especially one issued by a central bank))

• TWENTY (adjective)

Sense 1

Meaning:

Denoting a quantity consisting of 20 items or units

Synonyms:

20; twenty; xx

Similar:

cardinal (being or denoting a numerical quantity but not order)

 Context examples 

“Five and twenty if it is an inch.”

(Northanger Abbey, by Jane Austen)

When he had written twenty and failed to place one of them, he ceased.

(Martin Eden, by Jack London)

So her poor dear sister Price was left to all the disappointment of her missing such an opportunity, and another twenty years' absence, perhaps, begun.

(Mansfield Park, by Jane Austen)

I had sat for about twenty minutes turning the thing over in my mind and trying to find some possible explanation.

(The Memoirs of Sherlock Holmes, by Sir Arthur Conan Doyle)

At three-and-twenty to have drawn such a prize!

(Emma, by Jane Austen)

A class of twenty organic compounds which are the building blocks for proteins, found in food.

(Dietary Amino Acid, NCI Thesaurus/CRCH)

The complement system is part of the defense against invading cells and is composed of about twenty different proteins found in the plasma.

(Classical Complement Pathway, NCI Thesaurus/BIOCARTA)

An astrocytic tumor appearing before the age of twenty one without designation of benign or malignant nor designated location.

(Childhood Astrocytic Tumor, NCI Thesaurus)

He was fifty and I a foolish girl of twenty when we married.

(The Return of Sherlock Holmes, by Sir Arthur Conan Doyle)

He knows there must have been twenty better men than himself applying for her at the same time.

(Persuasion, by Jane Austen)