Binary Definition

bīnə-rē

binaries

adjective

Characterized by or consisting of two parts or components; twofold.

American Heritage

Made up of two parts or things; twofold; double.

Webster's New World

Of or relating to a system of numeration having 2 as its base.

American Heritage

Designating or of a number system in which the base used is two, each number being expressed in powers of two by using only two digits, specif. 0 and 1

Webster's New World

Of or relating to a system of encoding data using only 0's and 1's.

American Heritage

Synonyms:

noun

binaries

A number system having 2 as its base.

American Heritage

Something made up of two parts or things.

Webster's New World

A file that contains the executable version of a computer program.

American Heritage

Binary star.

Webster's New World

A binary star.

American Heritage

Synonyms:

Synonyms:
binary program
double-star
binary-star

Other Word Forms of Binary

Noun

Singular:

binary

Plural:

binaries

Origin of Binary

Middle English binarie from Late Latin bīnārius from Latin bīnī two by two dwo- in Indo-European roots

From American Heritage Dictionary of the English Language, 5th Edition
From Late Latin bīnārius (“consisting of two”), from Latin bīnī (“two-by-two, pair”).

From Wiktionary