substantial

Adjective

Synonyms: significant substantive real material hearty satisfying solid square strong

WordNet 3.0

Adjective (5)

fairly large“won by a substantial margin”Synonyms: significant
having a firm basis in reality and being therefore important, meaningful, or considerable“substantial equivalents”Synonyms: substantive
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: real material
providing abundant nourishment“a hearty meal”“good solid food”“ate a substantial breakfast”“four square meals a day”Synonyms: hearty satisfying solid square
of good quality and condition; solidly built“a solid foundation”“several substantial timber buildings”Synonyms: solid strong

Webster's Dictionary (GCIDE)

Substantial \Sub*stan"tial\, a. [F. substantiel, L. substantialis.]

1.Belonging to substance; actually existing; real; as, substantial life. --Milton. [1913 Webster]

If this atheist would have his chance to be real and substantial agent, he is more stupid than the vulgar.— Bentley.[1913 Webster]

2.Not seeming or imaginary; not illusive; real; solid; true; veritable. [1913 Webster]

If happinessbe a substantial good.— Denham.[1913 Webster]

The substantial ornaments of virtue.— L'Estrange.[1913 Webster]

3.Corporeal; material; firm. "Most ponderous and substantial things." --Shak. [1913 Webster]

The rainbow [appears to be] a large substantial arch.— I. Watts.[1913 Webster]

4.Having good substance; strong; stout; solid; firm; as, substantial cloth; a substantial fence or wall. [1913 Webster]

5.Possessed of goods or an estate; moderately wealthy; responsible; as, a substantial freeholder. "Substantial yeomen and burghers." --Sir W. Scott. [1913 Webster]