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.

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

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

Collocations: a substantial [number, amount, quantity] (of), has a substantial amount of [food, money, ammunition], a substantial [decrease, fall, growth, rise] (in), more...

Jan 20, 2026 · Noun substantial (plural substantials) Anything having substance; an essential part.

substantial definition: of considerable importance, size, or worth. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "in substantial agreement".

substantial meaning, definition, what is substantial: large in amount or number: Learn more.

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