The meaning of SUBSTANTIAL is consisting of or relating to substance. How to use substantial in a sentence.

SUBSTANTIAL definition: 1. large in size, value, or importance: 2. relating to the main or most important things being…. Learn more.

Substantial means large in amount or degree. The party has just lost office and with it a substantial number of seats. That is a very substantial improvement in the present situation. A substantial …

Definition of substantial adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Nov 19, 2025 · substantial (comparative more substantial, superlative most substantial) Having a substance; actually existing. Corporeal; material; firm. Possessed of goods or an estate; moderately …

There are 27 meanings listed in OED's entry for the word substantial, six of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

1. of a considerable size or value: substantial funds. 2. worthwhile; important: a substantial reform.

SUBSTANTIAL definition: of ample or considerable amount, quantity, size, etc.. See examples of substantial used in a sentence.

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.

SUBSTANTIAL meaning: 1 : large in amount, size, or number; 2 : strongly made sturdy