Noah Webster's New International Dictionary of the English Language

1. (a.) Belonging to substance; actually existing; real; as, substantial life.

2. (a.) Not seeming or imaginary; not illusive; real; solid; true; veritable.

3. (a.) Corporeal; material; firm.

4. (a.) Having good substance; strong; stout; solid; firm; as, substantial cloth; a substantial fence or wall.

5. (a.) Possessed of goods or an estate; moderately wealthy; responsible; as, a substantial freeholder.