intonation /ɪntəˈneɪʃən/ noun5 •The rise and fall of the voice in speaking. •Singing or playing in good tune or otherwise.Her intonation was false. •Emotive stress used to increase the power of delivery in speech. •Reciting in a musical prolonged tone; intonating or singing of the opening phrase of a plain-chant, psalm, or canticle by a single voice, as of a priest. •A sound made by, or resembling that made by, a musical instrument.This additional cause of the intonation of thunder, together with the simile with which it is illustrated, is copied from our poet, both by Pliny, Nat. Hist. ii, 431, and Isidorus, Orig. xiii. — 1805 formsintonations