One of the two digits in the representation of data in binary notation, i.e. 0 or 1, A or Z, on or off, etc.
Note: The abbreviated form of binary digit is bit.
Reference: I.E.C. (modified)
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
Celsius (previously Centigrade)
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM