| Subject | English | Portuguese |
| comp., MS, Braz. | push-to-talk | Push-to-Talk (A functionality that allows a user to push a button on a cell phone and begin voice input) |
| commun., IT | push-to-talk | prema o botão para falar |
| comp., MS | push-to-talk | premir para falar (A functionality that allows a user to push a button on a cell phone and begin voice input) |
| commun. | push-to-talk telephone set | aparelho telefónico com botão de pressão |