v. t. [ imp. & p. p. Intoned p. pr. & vb. n. Intoning. ] [ LL. intonare, intonatum; pref. in- in + L. tonus tone. See Tone and cf. Entune, Intonate. ] 1. To utter with a musical or prolonged note or tone; to chant; as, to intone the church service. [ 1913 Webster ]
2. To speak with a distinctive or unusual tone in the voice, or in a monotone; as, the professor intoned his lectures as though by rote. [ PJC ]