A slang term for the drug amphetamine

One of three connections on a transistor

One of the sides of a trapezoid or triangle

A lifter in a cheerleading stunt

Basel Agency for Sustainable Energy, an organization under the United Nations Environment Programme

Base (baseball), the 3 canvas bags and home plate

BASE jumping

Bible Archaeology Search and Exploration Institute

A part of some types of column, below the shaft

Military base, or non-military base, which provides shelter, military equipment and personnel

Base (chemistry), a substance that can accept hydrogen ions (protons)

Base pair, a pair of connected nucleotides on complementary DNA and RNA strands

Base (topology), a topological space

Nucleobase, in genetics, the parts of DNA and RNA involved in forming base pairs

part of the Marxist theory of Base and superstructure

The bottom of a building or other structure, often a foundation

Google Base, an online database provided by Google

Bedini Audio Spectral Enhancer, an audio signal processor used in the early 1990s

OpenOffice.org Base, OpenOffice.org's database module

A pedestal, supporting a statue or other item

BASE (search engine), Bielefeld Academic Search Engine

Base (group theory)

BASE (mobile), a Belgium mobile telecommunications operator

Base (politics), a group of voters who almost always support a single party's candidates

Base meaning bottom, the lowest part of an object^[1].

Cooking base, a concentrated flavouring compound

The binder which holds paint or other materials together

Base (mathematics), the number b in an expression of the form bⁿ, hence also the number of digits (known also as the radix) in a positional numeral system, for example, base 10