ˈbaɪnərɪ adj. & n. --adj. 1 a
dual. b of or involving pairs. 2 of
the arithmetical
system using 2 as a base. --n. (pl. -ies) 1
something having
two parts. 2 a binary
number. 3 a binary
star. øbinary
code Computing a coding system using the binary digits 0
and 1 to
represent a
letter,
digit, or
other character in a
computer (see BCD). binary compound Chem. a compound having two elements or radicals. binary
fission the
division of a
cell or
organism into two parts. binary number (or digit)
one of two digits (usu. 0 or 1) in a binary system of
notation. binary star a system of two stars orbiting
each other. binary system a system in
which information can be expressed by combinations of the digits 0 and 1 (corresponding to 'off' and 'on' in computing). binary
tree a
data structure in which a
record is branched to the left
when greater and to the
right when
less than the
previous record. [LL binarius f. bini two together]