: the bottom of something considered as its foundation. Fruit juice constitutes the basis of jelly. He is on a first-name basis with his customers.

BASIS meaning: 1. the most important facts, ideas, etc. from which something is developed: 2. a way or method of…. Learn more.

BASIS definition: the bottom or base of anything; the part on which something stands or rests. See examples of basis used in a sentence.

a basic fact, amount, standard, etc., used in making computations, reaching conclusions, or the like: The nurse is paid on an hourly basis. He was chosen on the basis of his college grades.

Jan 20, 2026 · (topology) A collection of subsets ("basis elements") of a set, such that this collection covers the set, and for any two basis elements which both contain an element of the set, there is a …

Basis definition: A foundation upon which something rests.

In linear algebra, a basis is a set of linearly independent vectors that, in a linear combination, can represent every vector in a given vector space or free module, or, more simply put, which define a …

BASIS meaning: 1 : something (such as an idea or set of ideas) from which another thing develops or can develop usually singular; 2 : a reason for doing something

The basis of something is its starting point or an important part of it from which it can be further developed.

Definition of basis noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.