The giant waves that have originated in the ocean and move into the coast caused by the tide, but it was considered to be a scientific meaning because tsunamis are not caused by the tide but somehow.
The giant waves that are generated by the motion of the ocean and the shore. Caused by tidal But in science it is not meaningful because tsunamis are not caused by tidal anyhow.
A giant wave with origin in the ocean and moving into the coast. Caused by ocean currents. But in scientific and treats the wrong meaning because the tsunami is not caused by ocean currents but any.