Distribution of tonal languages in the world
All the world languages are included into ThoTDB, with indication of their tonal status: tonal, toneless, unknown. The information on the tonal status combines data from the existing cross-linguistic sources and our own research. Tonal status of a language may change after verification. If you detect an error, please contact us.
About
ThoT Database is part of the ERC advanced project “Theory of Tone”. This is a work in progress, the data are regularly augmented and corrected.
Typology of tonal systems
ThoT project sample
Up to 250 tonal languages will be sampled for a detailed description of their tonal system.