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substantial

/ˈsʌbˌstæntʃəl/
/səbˈstænʃəl/
IPA guide

Something substantial is large in size, number, or amount: If you want to say someone spent a lot of money without being too specific, you could say they spent a substantial amount of money.

The adjective substantial derives from the Latin substantia "substance," which means "stuff." A substantial meal is large enough to satisfy hunger. A substantial structure is strongly made or built. And a substantial man possesses wealth and property. Related to this last sense, "a man of substance" refers to a wealthy man with property.

Definitions of substantial
  1. adjective
    having substance or capable of being treated as fact; not imaginary
    “the substantial world”
    “a mere dream, neither substantial nor practical”
    “"most ponderous and substantial things"- Shakespeare”
    synonyms: material, real
    material
    derived from or composed of matter
    see moresee less
    antonyms:
    insubstantial
    lacking material form or substance; unreal
    aerial, aeriform, aery, airy, ethereal
    characterized by lightness and insubstantiality; as impalpable or intangible as air
    shadowy, wraithlike
    lacking in substance
    stringy
    consisting of or containing string or strings
    immaterial, nonmaterial
    not consisting of matter
  2. adjective
    having a firm basis in reality and being therefore important, meaningful, or considerable
    substantial equivalents”
    synonyms: substantive
    essential
    basic and fundamental
  3. adjective
    of good quality and condition; solidly built
    “several substantial timber buildings”
    synonyms: solid, strong
    sound
    in good condition; free from defect or damage or decay
  4. adjective
    providing abundant nourishment
    “ate a substantial breakfast”
    synonyms: hearty, satisfying, solid, square
    wholesome
    conducive to or characteristic of physical or moral well-being
  5. adjective
    fairly large
    “won by a substantial margin”
    synonyms: significant
    considerable
    large or relatively large in number or amount or extent or degree
Pronunciation
US
/ˈsʌbˌstæntʃəl/
UK
/səbˈstænʃəl/
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DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘substantial'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
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