| Subject | English | Spanish |
| IT | character width | anchura de carácter |
| IT, dat.proc. | double-width character | carácter con anchura doble |
| comp., MS | full-width character | carácter de ancho completo (In a double-byte character set, a character that is represented by 2 bytes and typically has a half-width variant) |
| comp., MS | half-width character | carácter de ancho medio (In a double-byte character set, a character that is represented by one byte and typically has a full-width variant) |