complete

complete — verb

1. to add what is missing so that something has all the parts it should have

1.verbtransitiveA2
Definition

to add what is missing so that something has all the parts it should have

Example

Aiko found the missing piece and completed the jigsaw puzzle.

collocation: complete a puzzle / set / collection

The artist spent three years completing her collection of landscape paintings.

Common collocations
  • complete a set
  • complete a collection
  • complete a puzzle
  • complete a picture
  • complete the look
Synonyms
  • fill

    focuses on adding content to an empty space rather than perfecting an existing whole

  • round out

    informal; suggests improving by adding variety

  • supplement

    more formal; adding extra material to improve something

Antonyms
  • incomplete

    the opposite state, missing parts

  • lack

    verb form showing absence of necessary parts

Grammar Patterns

complete + noun phrase (object)

Usage Note

Object is commonly a set, collection, or group that was missing something.

Common Mistakes

I need to complete my homework' (when meaning start-to-finish).
I need to finish my homework.
For starting and reaching the end of a task, use 'finish'; 'complete' here means adding something missing to make it whole.

2. to write or type all the information requested on a form, application, or other

2.verbtransitiveA2
Definition

to write or type all the information requested on a form, application, or other official document

Example

Priya carefully completed the visa application form before the deadline.

collocation: complete a form / application

Please complete this short questionnaire about your shopping habits.

Common collocations
  • complete a form
  • complete an application
  • complete a questionnaire
  • complete a survey
  • complete a section
Synonyms
  • fill in

    more common in British English; less formal

  • fill out

    more common in American English; less formal

Antonyms

Grammar Patterns

complete + noun phrase (form/application/document)

Usage Note

Frequently used in instructions and commands ('Complete the form below'). Object must be a document with blank spaces for information.

Common Mistakes

I completed the letter and sent it.' (when meaning wrote from beginning).
I finished writing the letter and sent it.
'Complete a form' means fill in blanks; for writing a full text from start, use 'finish.'

3. to do all the work needed for a task or activity and reach its end point

3.verbtransitiveA2
Definition

to do all the work needed for a task or activity and reach its end point

Example

The construction crew completed the new library ahead of schedule.

collocation: complete a project / building

Leila completed her degree in biology at the University of Oslo last spring.

Common collocations
  • complete a task
  • complete a course
  • complete a degree
  • complete a project
  • complete work
Synonyms
  • finish

    more common in everyday speech; slightly less formal

  • conclude

    more formal; often used for formal events or processes

  • finalize

    applying the last touches to make something definite

Antonyms

Grammar Patterns

complete + noun phrase (task/course/degree/work)

Common Mistakes

I completed the meeting at 3 pm.
The meeting finished at 3 pm.
'Complete' is for tasks with a clear scope of work; use 'finish' or 'end' for events and meetings.

4. in American football, rugby, and similar team sports, to throw the ball so that

4.verbtransitiveB2
Definition

in American football, rugby, and similar team sports, to throw the ball so that a teammate catches it successfully

Example

The quarterback completed a long pass to the wide receiver in the end zone.

collocation: complete a pass

Omar completed three consecutive passes during the final minute of the game.

Common collocations
  • complete a pass
  • complete a throw
  • complete a forward pass
Synonyms
  • connect on

    informal sports language; emphasizes successful reception

Antonyms
  • incomplete

    the official term for a pass that is not caught

Grammar Patterns

complete + a (pass / throw)

Usage Note

Used primarily for forward passes in American football. The object is almost always 'a pass' or a specific description of the throw.

Common Mistakes

He completed the ball to his teammate.
He completed a pass to his teammate.
The object must be 'a pass' or 'a throw,' not 'the ball' directly.

5. to finalize the legal transfer of a house, flat, or piece of land from one owner

5.verbtransitive / intransitiveB2
Definition

to finalize the legal transfer of a house, flat, or piece of land from one owner to another

Example

The Watanabe family completed on their new house last Wednesday morning.

intransitive: complete on [property]

We expect to complete the sale of our apartment by the end of March.

transitive: complete the sale

Common collocations
  • complete on a property
  • complete the sale
  • complete the purchase
  • complete on a house
Synonyms
  • settle

    used in US property contexts; more general legal term

Antonyms

Grammar Patterns

complete on + property (intransitive)

complete + sale/purchase (transitive)

Usage Note

Commonly used without an object in British English ('We completed last week'). The transitive form takes 'sale' or 'purchase' as the object, not the building itself.

Common Mistakes

We completed the house last week.
We completed on the house last week.
In British property usage, use 'on' before the property name, not the property as direct object.

complete — adjective

Word family

Synonym discussion

Sense: verb/3

Complete and finish are the closest synonyms, but 'finish' is more common in everyday speech ('I finished my homework') while 'complete' sounds slightly more formal or thorough ('The scientist completed the experiment'). Conclude is the most formal of the group and works best for formal events, meetings, or processes ('The summit concluded with a joint statement'). Finalize adds the nuance of making something definite by performing the last required action ('We need to finalize the contract details'). Wrap up is informal and suggests bringing something to a quick end ('Let's wrap up the meeting'). End is the most general and can apply to any event or period ('The movie ended at 9 pm') but is less suitable for tasks with a scope of work. Use 'finish' or 'complete' for tasks like homework, courses, or projects; use 'conclude' for formal gatherings; use 'finalize' when last details are being settled.

Common collocations

Etymology

LatinFrenchEnglish

Complete comes from the Latin word 'complere,' which means 'to fill up.' The prefix 'com-' means 'together,' and 'plere' means 'to fill.' It entered English through Old French in the 1300s, first describing something that had been filled so that nothing was missing.