| Subject | English | Polish |
| telegr. | binary digit | bit |
| el. | binary digit | element dwójkowy |
| el. | binary digit | element binarny |
| telegr. | binary digit | element cyfrowy binarny |
| telegr. | binary digit | element cyfrowy dwójkowy |
| comp., MS | binary digit | bit (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) |
| pwr.lines. | binary digit rate | prędkość bitowa |
| pwr.lines. | binary digit rate | prędkość cyfrowa binarna |
| telegr. | erroneous binary digit | element cyfrowy binarny błędny |