v. in·toned, in·ton·ing, in·tones
1. To recite in a singing tone.
2. To utter in a monotone.
1. To speak with a singing tone or with a particular intonation.
2. Music To sing a plainsong intonation.
[Middle English entonen, from Old French entoner, from Medieval Latin intonāre : Latin in-, in; see IN-2 + Latin tonus, tone; see TONE.]
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