adjective
- lacking tone, expression, or emotion in voice or sound
- lacking muscle tone; flaccid
Usage: medical
Examples
- She delivered the news in a toneless voice that revealed nothing.
- His toneless reading of the poem put the audience to sleep.
- The robot’s toneless speech made it sound mechanical and cold.
- After the injury, his arm muscles became toneless and weak.
- The teacher’s toneless lecture failed to engage the students.
- Her toneless response suggested she didn’t care about the outcome.