The meaning of BASE is the bottom of something considered as its support : foundation. How to use base in a sentence. Synonym Discussion of Base.

BASE meaning: 1. the bottom part of an object, on which it rests, or the lowest part of something: 2. the main…. Learn more.

Nov 10, 2025 · A chemical base is a compound that acts as the chemical counterpart to an acid, playing a role in nearly all chemical reactions, from industrial processes to biological systems.

base [usually sing.] the lowest part of something, especially the part or surface on which it rests or stands: The lamp has a heavy base. Foot is used to talk about a limited number of things: it is used …

n. 1. The lowest or bottom part: the base of a cliff; the base of a lamp. 2. Biology a. The part of a plant or animal organ that is nearest to its point of attachment. b. The point of attachment of such an organ.

A base is a system of counting and expressing numbers. The decimal system uses base 10, and the binary system uses base 2. A base in baseball or softball is one of the places at each corner of the …

A supporting part or layer; a foundation. A skyscraper built on a base of solid rock.

In architecture or design, "base" often refers to the structural element that supports a larger construction, such as the base of a column or a table.

A base is the opposite of an acid and has a pH of 7 to 14. A given amount of a base added to the same amount of an acid neutralizes the acid; water and a salt are produced.

Something's base is its lower part; the solid part that touches the floor or touches the earth and keeps the other parts of the thing up. [synonym ] Synonym: foundation