great deal

great deal — idiom

1. a large amount or quantity of something, often more than what is usual or expect

1.idiomB1
Definition

a large amount or quantity of something, often more than what is usual or expected

Example

Ayana spent a great deal of time preparing for the job interview.

a great deal of + uncountable noun (time)

Building the new bridge across the Han River required a great deal of money and effort.

Common collocations
  • a great deal of time
  • a great deal of money
  • a great deal of effort
  • a great deal of attention
Synonyms
  • a lot of

    more informal; can be used with both countable and uncountable nouns

  • a large amount of

    slightly more formal than 'a great deal of'

Grammar Patterns

a great deal of + uncountable noun

Usage Note

Followed by 'of' and an uncountable noun. You cannot use it with countable nouns — 'a great deal of books' is incorrect.

Common Mistakes

a great deal of books
a great many books' or 'a lot of books
'a great deal of' only works with uncountable nouns.

2. used before a comparative adjective or adverb to show that the difference betwee

2.idiomB2
Definition

used before a comparative adjective or adverb to show that the difference between two things is very large, or that a situation has changed a great amount

Example

The second draft of Yara's research paper was a great deal better than the first one.

a great deal + comparative adjective (better)

Hugo felt a great deal more confident after the practice session.

Common collocations
  • a great deal better
  • a great deal more
  • a great deal worse
Synonyms
  • much

    simpler and more common in everyday speech

  • considerably

    more formal, often found in written English

Antonyms

Grammar Patterns

a great deal + comparative adjective/adverb

Usage Note

Used before comparative forms such as better, more, worse, or less. Often appears in sentences that compare two people, things, or situations.

3. used after a verb to say that something happens many times, or that someone does

3.idiomB2
Definition

used after a verb to say that something happens many times, or that someone does something for long periods

Example

Marco travels a great deal for his work as a sales manager.

verb + a great deal = very often

Brooke used to read a great deal during summer afternoons at her grandmother's house in Penang.

Common collocations
  • travel a great deal
  • read a great deal
  • see someone a great deal
Synonyms
  • a lot

    more informal; used in everyday conversation

  • often

    simpler and more direct

Grammar Patterns

verb + a great deal

Usage Note

Used after a verb to describe how often something happens. Interchangeable with 'a lot' in most everyday contexts.

4. used before an adjective or past participle to mean 'to a very great degree' or

4.idiomC1
Definition

used before an adjective or past participle to mean 'to a very great degree' or 'extremely'

Example

Tariq was a great deal relieved when the doctor said the lump was harmless.

a great deal + past participle (relieved)

The young violinist was a great deal encouraged by the standing ovation she received.

Common collocations
  • a great deal admired
  • a great deal surprised
  • a great deal encouraged
Synonyms
  • highly

    more common in modern English

  • greatly

    similar meaning, more widely used today

Grammar Patterns

a great deal + past participle/adjective

Usage Note

Quite formal or old-fashioned. In modern English, 'very' or 'greatly' is more common. Distinguish from sense 2: this sense intensifies without making a comparison.

Etymology

First known use

1711

1711, in the meaning defined above