DUPLICATE

IPA (US):

 Dictionary entry overview: What does duplicate mean? 

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

1. something additional of the same kind

2. a copy that corresponds to an original exactly

  Familiarity information: DUPLICATE used as a noun is rare.

• DUPLICATE (adjective)
  The adjective DUPLICATE has 2 senses:

1. identically copied from an original

2. being two identical

  Familiarity information: DUPLICATE used as an adjective is rare.

• DUPLICATE (verb)
  The verb DUPLICATE has 4 senses:

1. make or do or perform again

2. duplicate or match

3. make a duplicate or duplicates of

4. increase twofold

  Familiarity information: DUPLICATE used as a verb is uncommon.

 Dictionary entry details 

• DUPLICATE (noun)

Sense 1

Meaning:

Something additional of the same kind

Classified under:

Nouns denoting man-made objects

Synonyms:

duplicate; extra

Context example:

he always carried extras in case of an emergency

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

artefact; artifact (a man-made object taken as a whole)

Derivation:

duplicate (make a duplicate or duplicates of)

Sense 2

Meaning:

A copy that corresponds to an original exactly

Classified under:

Nouns denoting man-made objects

Synonyms:

duplicate; duplication

Context example:

he made a duplicate for the files

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

copy (a thing made to be similar or identical to another thing)

Hyponyms (each of the following is a kind of "duplicate"):

backup; computer backup ((computer science) a copy of a file or directory on a separate storage device)

counterpart; similitude; twin (a duplicate copy)

match; mate (an exact duplicate)

Derivation:

duplicate (make a duplicate or duplicates of)

• DUPLICATE (adjective)

Sense 1

Meaning:

Identically copied from an original

Context example:

a duplicate key

Similar:

same (closely similar or comparable in kind or quality or quantity or degree)

Sense 2

Meaning:

Being two identical

Synonyms:

duplicate; matching; twin; twinned

Similar:

matched (going well together; possessing harmonizing qualities)

• DUPLICATE (verb)

Present simple: I / you / we / they duplicate ... he / she / it duplicates
Past simple: duplicated   
Past participle: duplicated   
-ing form: duplicating   

Sense 1

Meaning:

Make or do or perform again

Classified under:

Verbs of sewing, baking, painting, performing

Synonyms:

double; duplicate; reduplicate; repeat; replicate

Context example:

He could never replicate his brilliant performance of the magic trick

Hypernyms (to "duplicate" is one way to...):

reproduce (make a copy or equivalent of)

Troponyms (each of the following is one way to "duplicate"):

copy; replicate (reproduce or make an exact copy of)

recapitulate (repeat stages of evolutionary development during the embryonic phase of life)

geminate; reduplicate (form by reduplication)

Sentence frame:

Somebody ----s something

Sense 2

Meaning:

Duplicate or match

Classified under:

Verbs of being, having, spatial relations

Synonyms:

duplicate; parallel; twin

Context example:

The polished surface twinned his face and chest in reverse

Hypernyms (to "duplicate" is one way to...):

agree; check; correspond; fit; gibe; jibe; match; tally (be compatible, similar or consistent; coincide in their characteristics)

Sentence frame:

Something ----s something

Sense 3

Meaning:

Make a duplicate or duplicates of

Classified under:

Verbs of sewing, baking, painting, performing

Context example:

Could you please duplicate this letter for me?

Hypernyms (to "duplicate" is one way to...):

reproduce (make a copy or equivalent of)

Sentence frames:

Somebody ----s something
Something ----s something

Derivation:

duplicate (a copy that corresponds to an original exactly)

duplicate (something additional of the same kind)

duplication (the act of copying or making a duplicate (or duplicates) of something)

duplication (a copy that corresponds to an original exactly)

duplicator (apparatus that makes copies of typed, written or drawn material)

Sense 4

Meaning:

Increase twofold

Classified under:

Verbs of size, temperature change, intensifying, etc.

Synonyms:

double; duplicate

Context example:

The population doubled within 50 years

Hypernyms (to "duplicate" is one way to...):

manifold; multiply (combine or increase by multiplication)

Troponyms (each of the following is one way to "duplicate"):

redouble (double again)

geminate (arrange or combine in pairs)

Sentence frames:

Something ----s
Somebody ----s something
Something ----s something

 Context examples 

This man, Lucas, furnished a duplicate.

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

It is characterized by an increased sclerosis in the superior and inferior aspects of the midbody of the vertebra, resulting in the image of a duplicate vertebral body inside the normal one.

(Bone-in-Bone Sign, NCI Thesaurus)

The duplicated segment may by tubular or cystic.

(Esophageal Duplication, NCI Thesaurus)

For this reason I sent a duplicate to the manager of the Englischer Hof, whose answer lies here.

(His Last Bow, by Sir Arthur Conan Doyle)

Has a duplicate key been found in his possession?

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

Others won’t be able to duplicate your feelings, only you can do that, topic by topic.

(AstrologyZone.com, by Susan Miller)

Ever the heap grew, and though each bill was duplicated a thousand times, he found only one for two dollars and a half, which was what he owed Maria.

(Martin Eden, by Jack London)

The researchers used a model that duplicates how humans are exposed to arsenic throughout their entire lifetime.

(Low doses of arsenic cause cancer in male mice, NIH)

A rare congenital abnormality characterized by the presence of a duplicated segment of the intestine.

(Intestinal Duplication, NCI Thesaurus)

You are to leave the keys on coming away in the main hall of the house, where the proprietor may get them on his entering the house by means of his duplicate key.

(Dracula, by Bram Stoker)