Aggregate vs Collect

When to use each in English, with meaning, register, and examples.

Aggregate

FormalTop 3,000 (common)B1

Collect

Top 1,000 (very common)A2verb
Most formal: AggregateMost common: Collect
 AggregateCollect
Pronunciation🇬🇧 //ˈæɡrɪɡeɪt//🇺🇸 //ˈæɡrɪɡeɪt//🇬🇧 /["/kəˈlekt/","/kəˈlekts/","/kəˈlektɪd/","/kəˈlektɪŋ/"]/🇺🇸 /["/kəˈlekt/","/kəˈlekts/","/kəˈlektɪd/","/kəˈlektɪŋ/"]/
Meaningto combine things into a wholeTo get things together and keep them.
ExampleThe data will be used to aggregate the results from various studies.We need to collect all the data before the meeting.
RegisterFormalNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CEFR levelB1A2
Part of speechverb
Collocationsaggregate data, aggregate results, aggregate valuecollect data, collect stamps, collect opinions, collect payments, collect information
Antonymsdisaggregate, divide, separatedisperse, scatter, lose
Common mistakesConfused with 'aggregate' as a noun., Using it in informal contexts., Incorrect verb tense usage.Confused with 'collective', which means a group., Using 'collect' with uncountable nouns incorrectly., Saying 'collects' when using it as an action with an object.
Usage notesUsed in academic and technical contexts. Not appropriate for casual conversation.Use 'collect' when talking about gathering items or information. It can be informal when referring to hobbies, but is neutral in professional contexts. Avoid using it for casual situations where 'gather' might be more fitting.

Frequently asked questions: Aggregate vs Collect

What's the difference between Aggregate and Collect?

Aggregate: to combine things into a whole Collect: To get things together and keep them.

Which is more formal: Aggregate and Collect?

Aggregate is the most formal of these.

Which is more common: Aggregate and Collect?

Collect is the most common in everyday English.

Are Aggregate and Collect the same CEFR level?

Aggregate: B1, Collect: A2 on the CEFR scale.

Can I use Aggregate and Collect interchangeably?

Not always. Aggregate and Collect are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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