| Subject | English | Spanish |
| tech. | octal base | base de tubo electrónico con ocho espigas de contacto |
| earth.sc., el. | octal base | lámpara de ocho conectores |
| earth.sc., el. | octal base | base octal |
| antenn. | octal base | casquillo octal |
| IT, dat.proc. | octal character | carácter octal |
| IT | octal code | código octal |
| automat. | octal digit | digito octal |
| IT | octal digit | dígito octal |
| automat. | octal digit | cifra octal |
| IT | octal dynamic memory | memoria dinámica octal |
| comp., MS | octal escape sequence | secuencia de escape octal (In regular expressions, a backslash followed by one, two, or three octal digits (0-7). It matches a character in the target sequence that has the value that is specified by those digits) |
| automat. | octal notation | notación octal |
| IT | octal number | número octal |
| IT, el. | octal numeral | numeral octal |
| IT | octal numeration system | sistema de numeración octal |
| IT, earth.sc. | octal register | registro de 8 bit |
| IT, earth.sc. | octal register | registro octal |