<p><strong>THE ORIGIN OF INTONATION IN LITHUANIAN</strong></p><p><em>Summary</em></p><p>The article deals with the origin of intonation both in the Aukštaičiai and Žemaičiai dialects. In proto-Lithuanian dialects and common Lithuanian language there was a rise-fall intonation that could have been monosyllabic (if the intonated syllable was long) and disyllabic (if the first intonated syllable was short). In proto-Lithuanian dialects the syllable obtaining a short diphthongal combination (a short vowel + sonant) was short. The tonic and dynamic peaks in the rise-fall intonation were at the end of the rising part of tone (either at the end of the first mora of the long vowel or at the end of short vowel of the first intonated syllable).</p><...