adjective \səb-ˈstan(t)-shəl\

: large in amount, size, or number

: strongly made

of food : enough to satisfy hunger

Full Definition of SUBSTANTIAL

a :  consisting of or relating to substance
b :  not imaginary or illusory :  real, true
c :  important, essential
:  ample to satisfy and nourish :  full <a substantial meal>
a :  possessed of means :  well-to-do
b :  considerable in quantity :  significantly great <earned a substantial wage>
:  firmly constructed :  sturdy <a substantial house>
:  being largely but not wholly that which is specified <a substantial lie>
substantial noun
sub·stan·ti·al·i·ty \-ˌstan(t)-shē-ˈa-lə-tē\ noun
sub·stan·tial·ly \-ˈstan(t)-sh(ə-)lē\ adverb
sub·stan·tial·ness \-ˈstan(t)-shəl-nəs\ noun


  1. A substantial number of people commute to work each day.
  2. Activities like that pose a substantial risk of injury.
  3. She purchased her tickets at a substantial discount.
  4. Only the buildings that were constructed of more substantial materials survived the earthquake.
  5. I was hoping that they would serve us something more substantial than wine and cheese.

First Known Use of SUBSTANTIAL

14th century


Next Word in the Dictionary: substantial damages
Previous Word in the Dictionary: substantiable
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