binary

[ bahy-nuh-ree, -ner-ee ]
/ ˈbaɪ nə ri, -nɛr i /

adjective

noun, plural bi·na·ries.

Origin of binary

1350–1400; Middle English < Late Latin bīnārius, equivalent to bīn(ī) (see bin-) + -ārius -ary
Can be confusedbinary bindery
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for binary number (1 of 2)

binary number


noun

a number expressed in binary notation, as 1101.101 = 1 × 2³ + 1 × 2² + 0 × 2 1 + 1 × 2 0 + 1 × 2 1 + 0 × 2 ² + 1 × 2 ³ = 13 5/8

British Dictionary definitions for binary number (2 of 2)

binary

/ (ˈbaɪnərɪ) /

adjective

noun plural -ries

Word Origin for binary

C16: from Late Latin bīnārius; see bin-
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for binary number

binary


adj.

"dual," mid-15c., from Late Latin binarius "consisting of two," from bini "twofold, two apiece, two-by-two" (used especially of matched things), from bis "double" (see bis-). Binary code in computer terminology was in use by 1952, though the idea itself is ancient. Binary star in astronomy is from 1802.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for binary number

binary

[ bīnə-rē ]

adj.

Characterized by or consisting of two parts or components; twofold.
Consisting of or containing only molecules having two kinds of atoms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for binary number

binary

[ bīnə-rē ]

Having two parts.
Mathematics Based on the number 2 or the binary number system.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Culture definitions for binary number

binary

[ (beye-nuh-ree, beye-ner-ee) ]

Anything composed of two parts. In modern computers, information is stored in banks of components that act like switches. Since switches can be either on or off, they have a binary character, and we say that the computer uses “binary arithmetic” to do its work.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.