| Subject | Spanish | English |
| commun. | llamada perdida | lost call |
| comp., MS | llamada perdida | missed call (A telephone call the user has failed to answer) |
| comp., MS | notificación de llamada perdida | missed call notification (An e-mail message that is sent to a Unified Messaging subscriber that indicates that someone called but did not leave a message) |
| commun. | proporción de llamadas pérdidas | proportion of lost calls |
| commun. | tentativa de llamada perdida | lost call attempt |