voluminousness

/vəˈluːmɪnəsnəs/
noun
  1. The quality of being very large in size, amount, or volume.
    • The voluminousness of the data required a powerful computer to process.
    • Her dress's voluminousness made it difficult to fit through the narrow doorway.
    • The voluminousness of the library's collection amazed the new students.
Antonyms