a great deal of

noun
UK: /ə ˌɡreɪt ˈdiːl əv/
US: /ə ˌɡreɪt ˈdiːl əv/

  1. A large amount or quantity of something

    1. I have a great deal of work to do today. [ ] [ ]
    2. She spent a great deal of time researching the project before presenting it. [ ] [ ]

Synonyms

considerable a lot of much abundance substantial
a great deal of adverb

  1. Very much; to a large extent or degree

    1. He improved a great deal after taking the course. [ ] [ ]
    2. The situation has changed a great deal since we last spoke about it. [ ] [ ]

Frequently Asked Questions

The phonetic transcription of "a great deal of" is /ə ˌɡreɪt ˈdiːl əv/ in British English and /ə ˌɡreɪt ˈdiːl əv/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "a great deal of": considerable, a lot of, much, abundance, substantial.

Example usage of "a great deal of": "I have a great deal of work to do today.". More examples on the page.