| Subject | English | Arabic |
| el. | binary digit | خانة رقم ثنائي مؤلف من عنصرين |
| comp., MS | binary digit | رقم ثنائي (The smallest unit of information handled by a computer. One bit expresses a 1 or a 0 in a binary numeral, or a true or false logical condition. A group of 8 bits makes up a byte, which can represent many types of information, such as a letter of the alphabet, a decimal digit, or other character) |
| econ. | binary digit | رقم ثُنَائِيّ |
| pwr.lines. | binary digit rate | معدل رقمى ثنائى |
| telegr. | erroneous binary digit | رقم ثنائي خاطئ |