adjective Etymology: from Touch-Tone, a trademark Date: 1962 of, relating to, or being a telephone having push buttons that produce tones corresponding to numbers
TOUCH-TONE
Meaning of TOUCH-TONE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012